20625630360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{317}}^1\times {\mathrm{4139}}^1$

素因数の和:4601

約数の個数: 128

約数和(自身を含む): 62561030400

約数和(自身を除く): 41935400040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 317, 393, 524, 634, 655, 786, 951, 1048, 1268, 1310, 1572, 1585, 1902, 1965, 2536, 2620, 3144, 3170, 3804, 3930, 4139, 4755, 5240, 6340, 7608, 7860, 8278, 9510, 12417, 12680, 15720, 16556, 19020, 20695, 24834, 33112, 38040, 41390, 41527, 49668, 62085, 82780, 83054, 99336, 124170, 124581, 165560, 166108, 207635, 248340, 249162, 332216, 415270, 496680, 498324, 542209, 622905, 830540, 996648, 1084418, 1245810, 1312063, 1626627, 1661080, 2168836, 2491620, 2624126, 2711045, 3253254, 3936189, 4337672, 4983240, 5248252, 5422090, 6506508, 6560315, 7872378, 8133135, 10496504, 10844180, 13013016, 13120630, 15744756, 16266270, 19680945, 21688360, 26241260, 31489512, 32532540, 39361890, 52482520, 65065080, 78723780, 157447560, 171880253, 343760506, 515640759, 687521012, 859401265, 1031281518, 1375042024, 1718802530, 2062563036, 2578203795, 3437605060, 4125126072, 5156407590, 6875210120, 10312815180, 20625630360]

約数ペア:

[(1, 20625630360), (2, 10312815180), (3, 6875210120), (4, 5156407590), (5, 4125126072), (6, 3437605060), (8, 2578203795), (10, 2062563036), (12, 1718802530), (15, 1375042024), (20, 1031281518), (24, 859401265), (30, 687521012), (40, 515640759), (60, 343760506), (120, 171880253), (131, 157447560), (262, 78723780), (317, 65065080), (393, 52482520), (524, 39361890), (634, 32532540), (655, 31489512), (786, 26241260), (951, 21688360), (1048, 19680945), (1268, 16266270), (1310, 15744756), (1572, 13120630), (1585, 13013016), (1902, 10844180), (1965, 10496504), (2536, 8133135), (2620, 7872378), (3144, 6560315), (3170, 6506508), (3804, 5422090), (3930, 5248252), (4139, 4983240), (4755, 4337672), (5240, 3936189), (6340, 3253254), (7608, 2711045), (7860, 2624126), (8278, 2491620), (9510, 2168836), (12417, 1661080), (12680, 1626627), (15720, 1312063), (16556, 1245810), (19020, 1084418), (20695, 996648), (24834, 830540), (33112, 622905), (38040, 542209), (41390, 498324), (41527, 496680), (49668, 415270), (62085, 332216), (82780, 249162), (83054, 248340), (99336, 207635), (124170, 166108), (124581, 165560)]