287391000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{7369}}^1$

素因数の和:7406

約数の個数: 128

約数和(自身を含む): 965764800

約数和(自身を除く): 678373800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 125, 130, 150, 156, 195, 200, 250, 260, 300, 312, 325, 375, 390, 500, 520, 600, 650, 750, 780, 975, 1000, 1300, 1500, 1560, 1625, 1950, 2600, 3000, 3250, 3900, 4875, 6500, 7369, 7800, 9750, 13000, 14738, 19500, 22107, 29476, 36845, 39000, 44214, 58952, 73690, 88428, 95797, 110535, 147380, 176856, 184225, 191594, 221070, 287391, 294760, 368450, 383188, 442140, 478985, 552675, 574782, 736900, 766376, 884280, 921125, 957970, 1105350, 1149564, 1436955, 1473800, 1842250, 1915940, 2210700, 2299128, 2394925, 2763375, 2873910, 3684500, 3831880, 4421400, 4789850, 5526750, 5747820, 7184775, 7369000, 9579700, 11053500, 11495640, 11974625, 14369550, 19159400, 22107000, 23949250, 28739100, 35923875, 47898500, 57478200, 71847750, 95797000, 143695500, 287391000]

約数ペア:

[(1, 287391000), (2, 143695500), (3, 95797000), (4, 71847750), (5, 57478200), (6, 47898500), (8, 35923875), (10, 28739100), (12, 23949250), (13, 22107000), (15, 19159400), (20, 14369550), (24, 11974625), (25, 11495640), (26, 11053500), (30, 9579700), (39, 7369000), (40, 7184775), (50, 5747820), (52, 5526750), (60, 4789850), (65, 4421400), (75, 3831880), (78, 3684500), (100, 2873910), (104, 2763375), (120, 2394925), (125, 2299128), (130, 2210700), (150, 1915940), (156, 1842250), (195, 1473800), (200, 1436955), (250, 1149564), (260, 1105350), (300, 957970), (312, 921125), (325, 884280), (375, 766376), (390, 736900), (500, 574782), (520, 552675), (600, 478985), (650, 442140), (750, 383188), (780, 368450), (975, 294760), (1000, 287391), (1300, 221070), (1500, 191594), (1560, 184225), (1625, 176856), (1950, 147380), (2600, 110535), (3000, 95797), (3250, 88428), (3900, 73690), (4875, 58952), (6500, 44214), (7369, 39000), (7800, 36845), (9750, 29476), (13000, 22107), (14738, 19500)]