209720160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{659}}^1$

素因数の和:710

約数の個数: 288

約数和(自身を含む): 817296480

約数和(自身を除く): 607576320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 32, 34, 36, 39, 40, 45, 48, 51, 52, 60, 65, 68, 72, 78, 80, 85, 90, 96, 102, 104, 117, 120, 130, 136, 144, 153, 156, 160, 170, 180, 195, 204, 208, 221, 234, 240, 255, 260, 272, 288, 306, 312, 340, 360, 390, 408, 416, 442, 468, 480, 510, 520, 544, 585, 612, 624, 659, 663, 680, 720, 765, 780, 816, 884, 936, 1020, 1040, 1105, 1170, 1224, 1248, 1318, 1326, 1360, 1440, 1530, 1560, 1632, 1768, 1872, 1977, 1989, 2040, 2080, 2210, 2340, 2448, 2636, 2652, 2720, 3060, 3120, 3295, 3315, 3536, 3744, 3954, 3978, 4080, 4420, 4680, 4896, 5272, 5304, 5931, 6120, 6240, 6590, 6630, 7072, 7908, 7956, 8160, 8567, 8840, 9360, 9885, 9945, 10544, 10608, 11203, 11862, 12240, 13180, 13260, 15816, 15912, 17134, 17680, 18720, 19770, 19890, 21088, 21216, 22406, 23724, 24480, 25701, 26360, 26520, 29655, 31632, 31824, 33609, 34268, 35360, 39540, 39780, 42835, 44812, 47448, 51402, 52720, 53040, 56015, 59310, 63264, 63648, 67218, 68536, 77103, 79080, 79560, 85670, 89624, 94896, 100827, 102804, 105440, 106080, 112030, 118620, 128505, 134436, 137072, 145639, 154206, 158160, 159120, 168045, 171340, 179248, 189792, 201654, 205608, 224060, 237240, 257010, 268872, 274144, 291278, 308412, 316320, 318240, 336090, 342680, 358496, 385515, 403308, 411216, 436917, 448120, 474480, 504135, 514020, 537744, 582556, 616824, 672180, 685360, 728195, 771030, 806616, 822432, 873834, 896240, 948960, 1008270, 1028040, 1075488, 1165112, 1233648, 1310751, 1344360, 1370720, 1456390, 1542060, 1613232, 1747668, 1792480, 2016540, 2056080, 2184585, 2330224, 2467296, 2621502, 2688720, 2912780, 3084120, 3226464, 3495336, 4033080, 4112160, 4369170, 4660448, 5243004, 5377440, 5825560, 6168240, 6553755, 6990672, 8066160, 8738340, 10486008, 11651120, 12336480, 13107510, 13981344, 16132320, 17476680, 20972016, 23302240, 26215020, 34953360, 41944032, 52430040, 69906720, 104860080, 209720160]

約数ペア:

[(1, 209720160), (2, 104860080), (3, 69906720), (4, 52430040), (5, 41944032), (6, 34953360), (8, 26215020), (9, 23302240), (10, 20972016), (12, 17476680), (13, 16132320), (15, 13981344), (16, 13107510), (17, 12336480), (18, 11651120), (20, 10486008), (24, 8738340), (26, 8066160), (30, 6990672), (32, 6553755), (34, 6168240), (36, 5825560), (39, 5377440), (40, 5243004), (45, 4660448), (48, 4369170), (51, 4112160), (52, 4033080), (60, 3495336), (65, 3226464), (68, 3084120), (72, 2912780), (78, 2688720), (80, 2621502), (85, 2467296), (90, 2330224), (96, 2184585), (102, 2056080), (104, 2016540), (117, 1792480), (120, 1747668), (130, 1613232), (136, 1542060), (144, 1456390), (153, 1370720), (156, 1344360), (160, 1310751), (170, 1233648), (180, 1165112), (195, 1075488), (204, 1028040), (208, 1008270), (221, 948960), (234, 896240), (240, 873834), (255, 822432), (260, 806616), (272, 771030), (288, 728195), (306, 685360), (312, 672180), (340, 616824), (360, 582556), (390, 537744), (408, 514020), (416, 504135), (442, 474480), (468, 448120), (480, 436917), (510, 411216), (520, 403308), (544, 385515), (585, 358496), (612, 342680), (624, 336090), (659, 318240), (663, 316320), (680, 308412), (720, 291278), (765, 274144), (780, 268872), (816, 257010), (884, 237240), (936, 224060), (1020, 205608), (1040, 201654), (1105, 189792), (1170, 179248), (1224, 171340), (1248, 168045), (1318, 159120), (1326, 158160), (1360, 154206), (1440, 145639), (1530, 137072), (1560, 134436), (1632, 128505), (1768, 118620), (1872, 112030), (1977, 106080), (1989, 105440), (2040, 102804), (2080, 100827), (2210, 94896), (2340, 89624), (2448, 85670), (2636, 79560), (2652, 79080), (2720, 77103), (3060, 68536), (3120, 67218), (3295, 63648), (3315, 63264), (3536, 59310), (3744, 56015), (3954, 53040), (3978, 52720), (4080, 51402), (4420, 47448), (4680, 44812), (4896, 42835), (5272, 39780), (5304, 39540), (5931, 35360), (6120, 34268), (6240, 33609), (6590, 31824), (6630, 31632), (7072, 29655), (7908, 26520), (7956, 26360), (8160, 25701), (8567, 24480), (8840, 23724), (9360, 22406), (9885, 21216), (9945, 21088), (10544, 19890), (10608, 19770), (11203, 18720), (11862, 17680), (12240, 17134), (13180, 15912), (13260, 15816)]