1357740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:431

約数の個数: 72

約数和(自身を含む): 4346160

約数和(自身を除く): 2988420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 397, 570, 684, 794, 855, 1140, 1191, 1588, 1710, 1985, 2382, 3420, 3573, 3970, 4764, 5955, 7146, 7543, 7940, 11910, 14292, 15086, 17865, 22629, 23820, 30172, 35730, 37715, 45258, 67887, 71460, 75430, 90516, 113145, 135774, 150860, 226290, 271548, 339435, 452580, 678870, 1357740]

約数ペア:

[(1, 1357740), (2, 678870), (3, 452580), (4, 339435), (5, 271548), (6, 226290), (9, 150860), (10, 135774), (12, 113145), (15, 90516), (18, 75430), (19, 71460), (20, 67887), (30, 45258), (36, 37715), (38, 35730), (45, 30172), (57, 23820), (60, 22629), (76, 17865), (90, 15086), (95, 14292), (114, 11910), (171, 7940), (180, 7543), (190, 7146), (228, 5955), (285, 4764), (342, 3970), (380, 3573), (397, 3420), (570, 2382), (684, 1985), (794, 1710), (855, 1588), (1140, 1191)]