40412988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:328

約数の個数: 144

約数和(自身を含む): 129991680

約数和(自身を除く): 89578692

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 61, 63, 66, 77, 84, 99, 122, 126, 132, 154, 183, 198, 231, 239, 244, 252, 308, 366, 396, 427, 462, 478, 549, 671, 693, 717, 732, 854, 924, 956, 1098, 1281, 1342, 1386, 1434, 1673, 1708, 2013, 2151, 2196, 2562, 2629, 2684, 2772, 2868, 3346, 3843, 4026, 4302, 4697, 5019, 5124, 5258, 6039, 6692, 7686, 7887, 8052, 8604, 9394, 10038, 10516, 12078, 14091, 14579, 15057, 15372, 15774, 18403, 18788, 20076, 23661, 24156, 28182, 29158, 30114, 31548, 36806, 42273, 43737, 47322, 55209, 56364, 58316, 60228, 73612, 84546, 87474, 94644, 102053, 110418, 131211, 160369, 165627, 169092, 174948, 204106, 220836, 262422, 306159, 320738, 331254, 408212, 481107, 524844, 612318, 641476, 662508, 918477, 962214, 1122583, 1224636, 1443321, 1836954, 1924428, 2245166, 2886642, 3367749, 3673908, 4490332, 5773284, 6735498, 10103247, 13470996, 20206494, 40412988]

約数ペア:

[(1, 40412988), (2, 20206494), (3, 13470996), (4, 10103247), (6, 6735498), (7, 5773284), (9, 4490332), (11, 3673908), (12, 3367749), (14, 2886642), (18, 2245166), (21, 1924428), (22, 1836954), (28, 1443321), (33, 1224636), (36, 1122583), (42, 962214), (44, 918477), (61, 662508), (63, 641476), (66, 612318), (77, 524844), (84, 481107), (99, 408212), (122, 331254), (126, 320738), (132, 306159), (154, 262422), (183, 220836), (198, 204106), (231, 174948), (239, 169092), (244, 165627), (252, 160369), (308, 131211), (366, 110418), (396, 102053), (427, 94644), (462, 87474), (478, 84546), (549, 73612), (671, 60228), (693, 58316), (717, 56364), (732, 55209), (854, 47322), (924, 43737), (956, 42273), (1098, 36806), (1281, 31548), (1342, 30114), (1386, 29158), (1434, 28182), (1673, 24156), (1708, 23661), (2013, 20076), (2151, 18788), (2196, 18403), (2562, 15774), (2629, 15372), (2684, 15057), (2772, 14579), (2868, 14091), (3346, 12078), (3843, 10516), (4026, 10038), (4302, 9394), (4697, 8604), (5019, 8052), (5124, 7887), (5258, 7686), (6039, 6692)]