56251020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{53}}^1$

素因数の和:117

約数の個数: 216

約数和(自身を含む): 197016624

約数和(自身を除く): 140765604

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 53, 57, 60, 70, 76, 84, 95, 98, 105, 106, 114, 133, 140, 147, 159, 190, 196, 210, 212, 228, 245, 265, 266, 285, 294, 318, 361, 371, 380, 399, 420, 490, 530, 532, 570, 588, 636, 665, 722, 735, 742, 795, 798, 931, 980, 1007, 1060, 1083, 1113, 1140, 1330, 1444, 1470, 1484, 1590, 1596, 1805, 1855, 1862, 1995, 2014, 2166, 2226, 2527, 2597, 2660, 2793, 2940, 3021, 3180, 3610, 3710, 3724, 3990, 4028, 4332, 4452, 4655, 5035, 5054, 5194, 5415, 5565, 5586, 6042, 7049, 7220, 7420, 7581, 7791, 7980, 9310, 10070, 10108, 10388, 10830, 11130, 11172, 12084, 12635, 12985, 13965, 14098, 15105, 15162, 15582, 17689, 18620, 19133, 20140, 21147, 21660, 22260, 25270, 25970, 27930, 28196, 30210, 30324, 31164, 35245, 35378, 37905, 38266, 38955, 42294, 49343, 50540, 51940, 53067, 55860, 57399, 60420, 70490, 70756, 75810, 76532, 77910, 84588, 88445, 95665, 98686, 105735, 106134, 114798, 133931, 140980, 148029, 151620, 155820, 176890, 191330, 197372, 211470, 212268, 229596, 246715, 265335, 267862, 286995, 296058, 353780, 382660, 401793, 422940, 493430, 530670, 535724, 573990, 592116, 669655, 740145, 803586, 937517, 986860, 1061340, 1147980, 1339310, 1480290, 1607172, 1875034, 2008965, 2678620, 2812551, 2960580, 3750068, 4017930, 4687585, 5625102, 8035860, 9375170, 11250204, 14062755, 18750340, 28125510, 56251020]

約数ペア:

[(1, 56251020), (2, 28125510), (3, 18750340), (4, 14062755), (5, 11250204), (6, 9375170), (7, 8035860), (10, 5625102), (12, 4687585), (14, 4017930), (15, 3750068), (19, 2960580), (20, 2812551), (21, 2678620), (28, 2008965), (30, 1875034), (35, 1607172), (38, 1480290), (42, 1339310), (49, 1147980), (53, 1061340), (57, 986860), (60, 937517), (70, 803586), (76, 740145), (84, 669655), (95, 592116), (98, 573990), (105, 535724), (106, 530670), (114, 493430), (133, 422940), (140, 401793), (147, 382660), (159, 353780), (190, 296058), (196, 286995), (210, 267862), (212, 265335), (228, 246715), (245, 229596), (265, 212268), (266, 211470), (285, 197372), (294, 191330), (318, 176890), (361, 155820), (371, 151620), (380, 148029), (399, 140980), (420, 133931), (490, 114798), (530, 106134), (532, 105735), (570, 98686), (588, 95665), (636, 88445), (665, 84588), (722, 77910), (735, 76532), (742, 75810), (795, 70756), (798, 70490), (931, 60420), (980, 57399), (1007, 55860), (1060, 53067), (1083, 51940), (1113, 50540), (1140, 49343), (1330, 42294), (1444, 38955), (1470, 38266), (1484, 37905), (1590, 35378), (1596, 35245), (1805, 31164), (1855, 30324), (1862, 30210), (1995, 28196), (2014, 27930), (2166, 25970), (2226, 25270), (2527, 22260), (2597, 21660), (2660, 21147), (2793, 20140), (2940, 19133), (3021, 18620), (3180, 17689), (3610, 15582), (3710, 15162), (3724, 15105), (3990, 14098), (4028, 13965), (4332, 12985), (4452, 12635), (4655, 12084), (5035, 11172), (5054, 11130), (5194, 10830), (5415, 10388), (5565, 10108), (5586, 10070), (6042, 9310), (7049, 7980), (7220, 7791), (7420, 7581)]