408791760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131023}}^1$

素因数の和:131052

約数の個数: 80

約数和(自身を含む): 1364745984

約数和(自身を除く): 955954224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 131023, 262046, 393069, 524092, 655115, 786138, 1048184, 1310230, 1572276, 1703299, 1965345, 2096368, 2620460, 3144552, 3406598, 3930690, 5109897, 5240920, 6289104, 6813196, 7861380, 8516495, 10219794, 10481840, 13626392, 15722760, 17032990, 20439588, 25549485, 27252784, 31445520, 34065980, 40879176, 51098970, 68131960, 81758352, 102197940, 136263920, 204395880, 408791760]

約数ペア:

[(1, 408791760), (2, 204395880), (3, 136263920), (4, 102197940), (5, 81758352), (6, 68131960), (8, 51098970), (10, 40879176), (12, 34065980), (13, 31445520), (15, 27252784), (16, 25549485), (20, 20439588), (24, 17032990), (26, 15722760), (30, 13626392), (39, 10481840), (40, 10219794), (48, 8516495), (52, 7861380), (60, 6813196), (65, 6289104), (78, 5240920), (80, 5109897), (104, 3930690), (120, 3406598), (130, 3144552), (156, 2620460), (195, 2096368), (208, 1965345), (240, 1703299), (260, 1572276), (312, 1310230), (390, 1048184), (520, 786138), (624, 655115), (780, 524092), (1040, 393069), (1560, 262046), (3120, 131023)]