51765960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:271

約数の個数: 128

約数和(自身を含む): 162518400

約数和(自身を除く): 110752440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 89, 111, 120, 131, 148, 178, 185, 222, 262, 267, 296, 356, 370, 393, 444, 445, 524, 534, 555, 655, 712, 740, 786, 888, 890, 1048, 1068, 1110, 1310, 1335, 1480, 1572, 1780, 1965, 2136, 2220, 2620, 2670, 3144, 3293, 3560, 3930, 4440, 4847, 5240, 5340, 6586, 7860, 9694, 9879, 10680, 11659, 13172, 14541, 15720, 16465, 19388, 19758, 23318, 24235, 26344, 29082, 32930, 34977, 38776, 39516, 46636, 48470, 49395, 58164, 58295, 65860, 69954, 72705, 79032, 93272, 96940, 98790, 116328, 116590, 131720, 139908, 145410, 174885, 193880, 197580, 233180, 279816, 290820, 349770, 395160, 431383, 466360, 581640, 699540, 862766, 1294149, 1399080, 1725532, 2156915, 2588298, 3451064, 4313830, 5176596, 6470745, 8627660, 10353192, 12941490, 17255320, 25882980, 51765960]

約数ペア:

[(1, 51765960), (2, 25882980), (3, 17255320), (4, 12941490), (5, 10353192), (6, 8627660), (8, 6470745), (10, 5176596), (12, 4313830), (15, 3451064), (20, 2588298), (24, 2156915), (30, 1725532), (37, 1399080), (40, 1294149), (60, 862766), (74, 699540), (89, 581640), (111, 466360), (120, 431383), (131, 395160), (148, 349770), (178, 290820), (185, 279816), (222, 233180), (262, 197580), (267, 193880), (296, 174885), (356, 145410), (370, 139908), (393, 131720), (444, 116590), (445, 116328), (524, 98790), (534, 96940), (555, 93272), (655, 79032), (712, 72705), (740, 69954), (786, 65860), (888, 58295), (890, 58164), (1048, 49395), (1068, 48470), (1110, 46636), (1310, 39516), (1335, 38776), (1480, 34977), (1572, 32930), (1780, 29082), (1965, 26344), (2136, 24235), (2220, 23318), (2620, 19758), (2670, 19388), (3144, 16465), (3293, 15720), (3560, 14541), (3930, 13172), (4440, 11659), (4847, 10680), (5240, 9879), (5340, 9694), (6586, 7860)]