405979080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13697}}^1$

素因数の和:13743

約数の個数: 128

約数和(自身を含む): 1380758400

約数和(自身を除く): 974779320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1976, 2280, 2470, 2964, 3705, 4940, 5928, 7410, 9880, 13697, 14820, 27394, 29640, 41091, 54788, 68485, 82182, 109576, 136970, 164364, 178061, 205455, 260243, 273940, 328728, 356122, 410910, 520486, 534183, 547880, 712244, 780729, 821820, 890305, 1040972, 1068366, 1301215, 1424488, 1561458, 1643640, 1780610, 2081944, 2136732, 2602430, 2670915, 3122916, 3383159, 3561220, 3903645, 4273464, 5204860, 5341830, 6245832, 6766318, 7122440, 7807290, 10149477, 10409720, 10683660, 13532636, 15614580, 16915795, 20298954, 21367320, 27065272, 31229160, 33831590, 40597908, 50747385, 67663180, 81195816, 101494770, 135326360, 202989540, 405979080]

約数ペア:

[(1, 405979080), (2, 202989540), (3, 135326360), (4, 101494770), (5, 81195816), (6, 67663180), (8, 50747385), (10, 40597908), (12, 33831590), (13, 31229160), (15, 27065272), (19, 21367320), (20, 20298954), (24, 16915795), (26, 15614580), (30, 13532636), (38, 10683660), (39, 10409720), (40, 10149477), (52, 7807290), (57, 7122440), (60, 6766318), (65, 6245832), (76, 5341830), (78, 5204860), (95, 4273464), (104, 3903645), (114, 3561220), (120, 3383159), (130, 3122916), (152, 2670915), (156, 2602430), (190, 2136732), (195, 2081944), (228, 1780610), (247, 1643640), (260, 1561458), (285, 1424488), (312, 1301215), (380, 1068366), (390, 1040972), (456, 890305), (494, 821820), (520, 780729), (570, 712244), (741, 547880), (760, 534183), (780, 520486), (988, 410910), (1140, 356122), (1235, 328728), (1482, 273940), (1560, 260243), (1976, 205455), (2280, 178061), (2470, 164364), (2964, 136970), (3705, 109576), (4940, 82182), (5928, 68485), (7410, 54788), (9880, 41091), (13697, 29640), (14820, 27394)]