1240640960

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:431

約数の個数: 224

約数和(自身を含む): 3442606272

約数和(自身を除く): 2201965312

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 53, 64, 65, 68, 80, 85, 104, 106, 130, 136, 160, 170, 208, 212, 221, 260, 265, 272, 320, 331, 340, 416, 424, 442, 520, 530, 544, 662, 680, 689, 832, 848, 884, 901, 1040, 1060, 1088, 1105, 1324, 1360, 1378, 1655, 1696, 1768, 1802, 2080, 2120, 2210, 2648, 2720, 2756, 3310, 3392, 3445, 3536, 3604, 4160, 4240, 4303, 4420, 4505, 5296, 5440, 5512, 5627, 6620, 6890, 7072, 7208, 8480, 8606, 8840, 9010, 10592, 11024, 11254, 11713, 13240, 13780, 14144, 14416, 16960, 17212, 17543, 17680, 18020, 21184, 21515, 22048, 22508, 23426, 26480, 27560, 28135, 28832, 34424, 35086, 35360, 36040, 43030, 44096, 45016, 46852, 52960, 55120, 56270, 57664, 58565, 68848, 70172, 70720, 72080, 73151, 86060, 87715, 90032, 93704, 105920, 110240, 112540, 117130, 137696, 140344, 144160, 146302, 172120, 175430, 180064, 187408, 220480, 225080, 228059, 234260, 275392, 280688, 288320, 292604, 298231, 344240, 350860, 360128, 365755, 374816, 450160, 456118, 468520, 561376, 585208, 596462, 688480, 701720, 731510, 749632, 900320, 912236, 937040, 1122752, 1140295, 1170416, 1192924, 1376960, 1403440, 1463020, 1491155, 1800640, 1824472, 1874080, 2280590, 2340832, 2385848, 2806880, 2926040, 2982310, 3648944, 3748160, 3877003, 4561180, 4681664, 4771696, 5613760, 5852080, 5964620, 7297888, 7754006, 9122360, 9543392, 11704160, 11929240, 14595776, 15508012, 18244720, 19086784, 19385015, 23408320, 23858480, 31016024, 36489440, 38770030, 47716960, 62032048, 72978880, 77540060, 95433920, 124064096, 155080120, 248128192, 310160240, 620320480, 1240640960]

約数ペア:

[(1, 1240640960), (2, 620320480), (4, 310160240), (5, 248128192), (8, 155080120), (10, 124064096), (13, 95433920), (16, 77540060), (17, 72978880), (20, 62032048), (26, 47716960), (32, 38770030), (34, 36489440), (40, 31016024), (52, 23858480), (53, 23408320), (64, 19385015), (65, 19086784), (68, 18244720), (80, 15508012), (85, 14595776), (104, 11929240), (106, 11704160), (130, 9543392), (136, 9122360), (160, 7754006), (170, 7297888), (208, 5964620), (212, 5852080), (221, 5613760), (260, 4771696), (265, 4681664), (272, 4561180), (320, 3877003), (331, 3748160), (340, 3648944), (416, 2982310), (424, 2926040), (442, 2806880), (520, 2385848), (530, 2340832), (544, 2280590), (662, 1874080), (680, 1824472), (689, 1800640), (832, 1491155), (848, 1463020), (884, 1403440), (901, 1376960), (1040, 1192924), (1060, 1170416), (1088, 1140295), (1105, 1122752), (1324, 937040), (1360, 912236), (1378, 900320), (1655, 749632), (1696, 731510), (1768, 701720), (1802, 688480), (2080, 596462), (2120, 585208), (2210, 561376), (2648, 468520), (2720, 456118), (2756, 450160), (3310, 374816), (3392, 365755), (3445, 360128), (3536, 350860), (3604, 344240), (4160, 298231), (4240, 292604), (4303, 288320), (4420, 280688), (4505, 275392), (5296, 234260), (5440, 228059), (5512, 225080), (5627, 220480), (6620, 187408), (6890, 180064), (7072, 175430), (7208, 172120), (8480, 146302), (8606, 144160), (8840, 140344), (9010, 137696), (10592, 117130), (11024, 112540), (11254, 110240), (11713, 105920), (13240, 93704), (13780, 90032), (14144, 87715), (14416, 86060), (16960, 73151), (17212, 72080), (17543, 70720), (17680, 70172), (18020, 68848), (21184, 58565), (21515, 57664), (22048, 56270), (22508, 55120), (23426, 52960), (26480, 46852), (27560, 45016), (28135, 44096), (28832, 43030), (34424, 36040), (35086, 35360)]