253441740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1531}}^1$

素因数の和:1663

約数の個数: 96

約数和(自身を含む): 741242880

約数和(自身を除く): 487801140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 89, 93, 124, 155, 178, 186, 267, 310, 356, 372, 445, 465, 534, 620, 890, 930, 1068, 1335, 1531, 1780, 1860, 2670, 2759, 3062, 4593, 5340, 5518, 6124, 7655, 8277, 9186, 11036, 13795, 15310, 16554, 18372, 22965, 27590, 30620, 33108, 41385, 45930, 47461, 55180, 82770, 91860, 94922, 136259, 142383, 165540, 189844, 237305, 272518, 284766, 408777, 474610, 545036, 569532, 681295, 711915, 817554, 949220, 1362590, 1423830, 1635108, 2043885, 2725180, 2847660, 4087770, 4224029, 8175540, 8448058, 12672087, 16896116, 21120145, 25344174, 42240290, 50688348, 63360435, 84480580, 126720870, 253441740]

約数ペア:

[(1, 253441740), (2, 126720870), (3, 84480580), (4, 63360435), (5, 50688348), (6, 42240290), (10, 25344174), (12, 21120145), (15, 16896116), (20, 12672087), (30, 8448058), (31, 8175540), (60, 4224029), (62, 4087770), (89, 2847660), (93, 2725180), (124, 2043885), (155, 1635108), (178, 1423830), (186, 1362590), (267, 949220), (310, 817554), (356, 711915), (372, 681295), (445, 569532), (465, 545036), (534, 474610), (620, 408777), (890, 284766), (930, 272518), (1068, 237305), (1335, 189844), (1531, 165540), (1780, 142383), (1860, 136259), (2670, 94922), (2759, 91860), (3062, 82770), (4593, 55180), (5340, 47461), (5518, 45930), (6124, 41385), (7655, 33108), (8277, 30620), (9186, 27590), (11036, 22965), (13795, 18372), (15310, 16554)]