78777420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{3637}}^1$

素因数の和:3687

約数の個数: 72

約数和(自身を含む): 232861104

約数和(自身を除く): 154083684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 361, 380, 570, 722, 1083, 1140, 1444, 1805, 2166, 3610, 3637, 4332, 5415, 7220, 7274, 10830, 10911, 14548, 18185, 21660, 21822, 36370, 43644, 54555, 69103, 72740, 109110, 138206, 207309, 218220, 276412, 345515, 414618, 691030, 829236, 1036545, 1312957, 1382060, 2073090, 2625914, 3938871, 4146180, 5251828, 6564785, 7877742, 13129570, 15755484, 19694355, 26259140, 39388710, 78777420]

約数ペア:

[(1, 78777420), (2, 39388710), (3, 26259140), (4, 19694355), (5, 15755484), (6, 13129570), (10, 7877742), (12, 6564785), (15, 5251828), (19, 4146180), (20, 3938871), (30, 2625914), (38, 2073090), (57, 1382060), (60, 1312957), (76, 1036545), (95, 829236), (114, 691030), (190, 414618), (228, 345515), (285, 276412), (361, 218220), (380, 207309), (570, 138206), (722, 109110), (1083, 72740), (1140, 69103), (1444, 54555), (1805, 43644), (2166, 36370), (3610, 21822), (3637, 21660), (4332, 18185), (5415, 14548), (7220, 10911), (7274, 10830)]