28817100

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{821}}^1$

素因数の和:857

約数の個数: 144

約数和(自身を含む): 99889440

約数和(自身を除く): 71072340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 27, 30, 36, 39, 45, 50, 52, 54, 60, 65, 75, 78, 90, 100, 108, 117, 130, 135, 150, 156, 180, 195, 225, 234, 260, 270, 300, 325, 351, 390, 450, 468, 540, 585, 650, 675, 702, 780, 821, 900, 975, 1170, 1300, 1350, 1404, 1642, 1755, 1950, 2340, 2463, 2700, 2925, 3284, 3510, 3900, 4105, 4926, 5850, 7020, 7389, 8210, 8775, 9852, 10673, 11700, 12315, 14778, 16420, 17550, 20525, 21346, 22167, 24630, 29556, 32019, 35100, 36945, 41050, 42692, 44334, 49260, 53365, 61575, 64038, 73890, 82100, 88668, 96057, 106730, 110835, 123150, 128076, 147780, 160095, 184725, 192114, 213460, 221670, 246300, 266825, 288171, 320190, 369450, 384228, 443340, 480285, 533650, 554175, 576342, 640380, 738900, 800475, 960570, 1067300, 1108350, 1152684, 1440855, 1600950, 1921140, 2216700, 2401425, 2881710, 3201900, 4802850, 5763420, 7204275, 9605700, 14408550, 28817100]

約数ペア:

[(1, 28817100), (2, 14408550), (3, 9605700), (4, 7204275), (5, 5763420), (6, 4802850), (9, 3201900), (10, 2881710), (12, 2401425), (13, 2216700), (15, 1921140), (18, 1600950), (20, 1440855), (25, 1152684), (26, 1108350), (27, 1067300), (30, 960570), (36, 800475), (39, 738900), (45, 640380), (50, 576342), (52, 554175), (54, 533650), (60, 480285), (65, 443340), (75, 384228), (78, 369450), (90, 320190), (100, 288171), (108, 266825), (117, 246300), (130, 221670), (135, 213460), (150, 192114), (156, 184725), (180, 160095), (195, 147780), (225, 128076), (234, 123150), (260, 110835), (270, 106730), (300, 96057), (325, 88668), (351, 82100), (390, 73890), (450, 64038), (468, 61575), (540, 53365), (585, 49260), (650, 44334), (675, 42692), (702, 41050), (780, 36945), (821, 35100), (900, 32019), (975, 29556), (1170, 24630), (1300, 22167), (1350, 21346), (1404, 20525), (1642, 17550), (1755, 16420), (1950, 14778), (2340, 12315), (2463, 11700), (2700, 10673), (2925, 9852), (3284, 8775), (3510, 8210), (3900, 7389), (4105, 7020), (4926, 5850)]