20195571240

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{15467}}^1$

素因数の和:15534

約数の個数: 320

約数和(自身を含む): 75464040960

約数和(自身を除く): 55268469720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 31, 36, 39, 40, 45, 52, 54, 60, 62, 65, 72, 78, 81, 90, 93, 104, 108, 117, 120, 124, 130, 135, 155, 156, 162, 180, 186, 195, 216, 234, 248, 260, 270, 279, 310, 312, 324, 351, 360, 372, 390, 403, 405, 465, 468, 520, 540, 558, 585, 620, 648, 702, 744, 780, 806, 810, 837, 930, 936, 1053, 1080, 1116, 1170, 1209, 1240, 1395, 1404, 1560, 1612, 1620, 1674, 1755, 1860, 2015, 2106, 2232, 2340, 2418, 2511, 2790, 2808, 3224, 3240, 3348, 3510, 3627, 3720, 4030, 4185, 4212, 4680, 4836, 5022, 5265, 5580, 6045, 6696, 7020, 7254, 8060, 8370, 8424, 9672, 10044, 10530, 10881, 11160, 12090, 12555, 14040, 14508, 15467, 16120, 16740, 18135, 20088, 21060, 21762, 24180, 25110, 29016, 30934, 32643, 33480, 36270, 42120, 43524, 46401, 48360, 50220, 54405, 61868, 65286, 72540, 77335, 87048, 92802, 100440, 108810, 123736, 130572, 139203, 145080, 154670, 163215, 185604, 201071, 217620, 232005, 261144, 278406, 309340, 326430, 371208, 402142, 417609, 435240, 464010, 479477, 556812, 603213, 618680, 652860, 696015, 804284, 835218, 928020, 958954, 1005355, 1113624, 1206426, 1252827, 1305720, 1392030, 1438431, 1608568, 1670436, 1809639, 1856040, 1917908, 2010710, 2088045, 2397385, 2412852, 2505654, 2784060, 2876862, 3016065, 3340872, 3619278, 3835816, 4021420, 4176090, 4315293, 4794770, 4825704, 5011308, 5428917, 5568120, 5753724, 6032130, 6233201, 6264135, 7192155, 7238556, 8042840, 8352180, 8630586, 9048195, 9589540, 10022616, 10857834, 11507448, 12064260, 12466402, 12528270, 12945879, 14384310, 14477112, 16286751, 16704360, 17261172, 18096390, 18699603, 19179080, 21576465, 21715668, 24128520, 24932804, 25056540, 25891758, 27144585, 28768620, 31166005, 32573502, 34522344, 36192780, 37399206, 38837637, 43152930, 43431336, 49865608, 50113080, 51783516, 54289170, 56098809, 57537240, 62332010, 64729395, 65147004, 72385560, 74798412, 77675274, 81433755, 86305860, 93498015, 103567032, 108578340, 112197618, 124664020, 129458790, 130294008, 149596824, 155350548, 162867510, 168296427, 172611720, 186996030, 194188185, 217156680, 224395236, 249328040, 258917580, 280494045, 310701096, 325735020, 336592854, 373992060, 388376370, 448790472, 504889281, 517835160, 560988090, 651470040, 673185708, 747984120, 776752740, 841482135, 1009778562, 1121976180, 1346371416, 1553505480, 1682964270, 2019557124, 2243952360, 2524446405, 3365928540, 4039114248, 5048892810, 6731857080, 10097785620, 20195571240]

約数ペア:

[(1, 20195571240), (2, 10097785620), (3, 6731857080), (4, 5048892810), (5, 4039114248), (6, 3365928540), (8, 2524446405), (9, 2243952360), (10, 2019557124), (12, 1682964270), (13, 1553505480), (15, 1346371416), (18, 1121976180), (20, 1009778562), (24, 841482135), (26, 776752740), (27, 747984120), (30, 673185708), (31, 651470040), (36, 560988090), (39, 517835160), (40, 504889281), (45, 448790472), (52, 388376370), (54, 373992060), (60, 336592854), (62, 325735020), (65, 310701096), (72, 280494045), (78, 258917580), (81, 249328040), (90, 224395236), (93, 217156680), (104, 194188185), (108, 186996030), (117, 172611720), (120, 168296427), (124, 162867510), (130, 155350548), (135, 149596824), (155, 130294008), (156, 129458790), (162, 124664020), (180, 112197618), (186, 108578340), (195, 103567032), (216, 93498015), (234, 86305860), (248, 81433755), (260, 77675274), (270, 74798412), (279, 72385560), (310, 65147004), (312, 64729395), (324, 62332010), (351, 57537240), (360, 56098809), (372, 54289170), (390, 51783516), (403, 50113080), (405, 49865608), (465, 43431336), (468, 43152930), (520, 38837637), (540, 37399206), (558, 36192780), (585, 34522344), (620, 32573502), (648, 31166005), (702, 28768620), (744, 27144585), (780, 25891758), (806, 25056540), (810, 24932804), (837, 24128520), (930, 21715668), (936, 21576465), (1053, 19179080), (1080, 18699603), (1116, 18096390), (1170, 17261172), (1209, 16704360), (1240, 16286751), (1395, 14477112), (1404, 14384310), (1560, 12945879), (1612, 12528270), (1620, 12466402), (1674, 12064260), (1755, 11507448), (1860, 10857834), (2015, 10022616), (2106, 9589540), (2232, 9048195), (2340, 8630586), (2418, 8352180), (2511, 8042840), (2790, 7238556), (2808, 7192155), (3224, 6264135), (3240, 6233201), (3348, 6032130), (3510, 5753724), (3627, 5568120), (3720, 5428917), (4030, 5011308), (4185, 4825704), (4212, 4794770), (4680, 4315293), (4836, 4176090), (5022, 4021420), (5265, 3835816), (5580, 3619278), (6045, 3340872), (6696, 3016065), (7020, 2876862), (7254, 2784060), (8060, 2505654), (8370, 2412852), (8424, 2397385), (9672, 2088045), (10044, 2010710), (10530, 1917908), (10881, 1856040), (11160, 1809639), (12090, 1670436), (12555, 1608568), (14040, 1438431), (14508, 1392030), (15467, 1305720), (16120, 1252827), (16740, 1206426), (18135, 1113624), (20088, 1005355), (21060, 958954), (21762, 928020), (24180, 835218), (25110, 804284), (29016, 696015), (30934, 652860), (32643, 618680), (33480, 603213), (36270, 556812), (42120, 479477), (43524, 464010), (46401, 435240), (48360, 417609), (50220, 402142), (54405, 371208), (61868, 326430), (65286, 309340), (72540, 278406), (77335, 261144), (87048, 232005), (92802, 217620), (100440, 201071), (108810, 185604), (123736, 163215), (130572, 154670), (139203, 145080)]