662919120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{557}}^1$

素因数の和:627

約数の個数: 320

約数和(自身を含む): 2490912000

約数和(自身を除く): 1827992880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 29, 30, 36, 38, 40, 45, 48, 54, 57, 58, 60, 72, 76, 80, 87, 90, 95, 108, 114, 116, 120, 135, 144, 145, 152, 171, 174, 180, 190, 216, 228, 232, 240, 261, 270, 285, 290, 304, 342, 348, 360, 380, 432, 435, 456, 464, 513, 522, 540, 551, 557, 570, 580, 684, 696, 720, 760, 783, 855, 870, 912, 1026, 1044, 1080, 1102, 1114, 1140, 1160, 1305, 1368, 1392, 1520, 1566, 1653, 1671, 1710, 1740, 2052, 2088, 2160, 2204, 2228, 2280, 2320, 2565, 2610, 2736, 2755, 2785, 3132, 3306, 3342, 3420, 3480, 3915, 4104, 4176, 4408, 4456, 4560, 4959, 5013, 5130, 5220, 5510, 5570, 6264, 6612, 6684, 6840, 6960, 7830, 8208, 8265, 8355, 8816, 8912, 9918, 10026, 10260, 10440, 10583, 11020, 11140, 12528, 13224, 13368, 13680, 14877, 15039, 15660, 16153, 16530, 16710, 19836, 20052, 20520, 20880, 21166, 22040, 22280, 24795, 25065, 26448, 26736, 29754, 30078, 31320, 31749, 32306, 33060, 33420, 39672, 40104, 41040, 42332, 44080, 44560, 48459, 49590, 50130, 52915, 59508, 60156, 62640, 63498, 64612, 66120, 66840, 74385, 75195, 79344, 80208, 80765, 84664, 95247, 96918, 99180, 100260, 105830, 119016, 120312, 126996, 129224, 132240, 133680, 145377, 148770, 150390, 158745, 161530, 169328, 190494, 193836, 198360, 200520, 211660, 238032, 240624, 242295, 253992, 258448, 285741, 290754, 297540, 300780, 306907, 317490, 323060, 380988, 387672, 396720, 401040, 423320, 436131, 476235, 484590, 507984, 571482, 581508, 595080, 601560, 613814, 634980, 646120, 726885, 761976, 775344, 846640, 872262, 920721, 952470, 969180, 1142964, 1163016, 1190160, 1203120, 1227628, 1269960, 1292240, 1428705, 1453770, 1523952, 1534535, 1744524, 1841442, 1904940, 1938360, 2180655, 2285928, 2326032, 2455256, 2539920, 2762163, 2857410, 2907540, 3069070, 3489048, 3682884, 3809880, 3876720, 4361310, 4571856, 4603605, 4910512, 5524326, 5714820, 5815080, 6138140, 6978096, 7365768, 7619760, 8286489, 8722620, 9207210, 11048652, 11429640, 11630160, 12276280, 13810815, 14731536, 16572978, 17445240, 18414420, 22097304, 22859280, 24552560, 27621630, 33145956, 34890480, 36828840, 41432445, 44194608, 55243260, 66291912, 73657680, 82864890, 110486520, 132583824, 165729780, 220973040, 331459560, 662919120]

約数ペア:

[(1, 662919120), (2, 331459560), (3, 220973040), (4, 165729780), (5, 132583824), (6, 110486520), (8, 82864890), (9, 73657680), (10, 66291912), (12, 55243260), (15, 44194608), (16, 41432445), (18, 36828840), (19, 34890480), (20, 33145956), (24, 27621630), (27, 24552560), (29, 22859280), (30, 22097304), (36, 18414420), (38, 17445240), (40, 16572978), (45, 14731536), (48, 13810815), (54, 12276280), (57, 11630160), (58, 11429640), (60, 11048652), (72, 9207210), (76, 8722620), (80, 8286489), (87, 7619760), (90, 7365768), (95, 6978096), (108, 6138140), (114, 5815080), (116, 5714820), (120, 5524326), (135, 4910512), (144, 4603605), (145, 4571856), (152, 4361310), (171, 3876720), (174, 3809880), (180, 3682884), (190, 3489048), (216, 3069070), (228, 2907540), (232, 2857410), (240, 2762163), (261, 2539920), (270, 2455256), (285, 2326032), (290, 2285928), (304, 2180655), (342, 1938360), (348, 1904940), (360, 1841442), (380, 1744524), (432, 1534535), (435, 1523952), (456, 1453770), (464, 1428705), (513, 1292240), (522, 1269960), (540, 1227628), (551, 1203120), (557, 1190160), (570, 1163016), (580, 1142964), (684, 969180), (696, 952470), (720, 920721), (760, 872262), (783, 846640), (855, 775344), (870, 761976), (912, 726885), (1026, 646120), (1044, 634980), (1080, 613814), (1102, 601560), (1114, 595080), (1140, 581508), (1160, 571482), (1305, 507984), (1368, 484590), (1392, 476235), (1520, 436131), (1566, 423320), (1653, 401040), (1671, 396720), (1710, 387672), (1740, 380988), (2052, 323060), (2088, 317490), (2160, 306907), (2204, 300780), (2228, 297540), (2280, 290754), (2320, 285741), (2565, 258448), (2610, 253992), (2736, 242295), (2755, 240624), (2785, 238032), (3132, 211660), (3306, 200520), (3342, 198360), (3420, 193836), (3480, 190494), (3915, 169328), (4104, 161530), (4176, 158745), (4408, 150390), (4456, 148770), (4560, 145377), (4959, 133680), (5013, 132240), (5130, 129224), (5220, 126996), (5510, 120312), (5570, 119016), (6264, 105830), (6612, 100260), (6684, 99180), (6840, 96918), (6960, 95247), (7830, 84664), (8208, 80765), (8265, 80208), (8355, 79344), (8816, 75195), (8912, 74385), (9918, 66840), (10026, 66120), (10260, 64612), (10440, 63498), (10583, 62640), (11020, 60156), (11140, 59508), (12528, 52915), (13224, 50130), (13368, 49590), (13680, 48459), (14877, 44560), (15039, 44080), (15660, 42332), (16153, 41040), (16530, 40104), (16710, 39672), (19836, 33420), (20052, 33060), (20520, 32306), (20880, 31749), (21166, 31320), (22040, 30078), (22280, 29754), (24795, 26736), (25065, 26448)]