15678741680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{373}}^1\times {\mathrm{10723}}^1$

素因数の和:11123

約数の個数: 120

約数和(自身を含む): 42522247152

約数和(自身を除く): 26843505472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 373, 392, 490, 560, 746, 784, 980, 1492, 1865, 1960, 2611, 2984, 3730, 3920, 5222, 5968, 7460, 10444, 10723, 13055, 14920, 18277, 20888, 21446, 26110, 29840, 36554, 41776, 42892, 52220, 53615, 73108, 75061, 85784, 91385, 104440, 107230, 146216, 150122, 171568, 182770, 208880, 214460, 292432, 300244, 365540, 375305, 428920, 525427, 600488, 731080, 750610, 857840, 1050854, 1200976, 1462160, 1501220, 2101708, 2627135, 3002440, 3999679, 4203416, 5254270, 6004880, 7999358, 8406832, 10508540, 15998716, 19998395, 21017080, 27997753, 31997432, 39996790, 42034160, 55995506, 63994864, 79993580, 111991012, 139988765, 159987160, 195984271, 223982024, 279977530, 319974320, 391968542, 447964048, 559955060, 783937084, 979921355, 1119910120, 1567874168, 1959842710, 2239820240, 3135748336, 3919685420, 7839370840, 15678741680]

約数ペア:

[(1, 15678741680), (2, 7839370840), (4, 3919685420), (5, 3135748336), (7, 2239820240), (8, 1959842710), (10, 1567874168), (14, 1119910120), (16, 979921355), (20, 783937084), (28, 559955060), (35, 447964048), (40, 391968542), (49, 319974320), (56, 279977530), (70, 223982024), (80, 195984271), (98, 159987160), (112, 139988765), (140, 111991012), (196, 79993580), (245, 63994864), (280, 55995506), (373, 42034160), (392, 39996790), (490, 31997432), (560, 27997753), (746, 21017080), (784, 19998395), (980, 15998716), (1492, 10508540), (1865, 8406832), (1960, 7999358), (2611, 6004880), (2984, 5254270), (3730, 4203416), (3920, 3999679), (5222, 3002440), (5968, 2627135), (7460, 2101708), (10444, 1501220), (10723, 1462160), (13055, 1200976), (14920, 1050854), (18277, 857840), (20888, 750610), (21446, 731080), (26110, 600488), (29840, 525427), (36554, 428920), (41776, 375305), (42892, 365540), (52220, 300244), (53615, 292432), (73108, 214460), (75061, 208880), (85784, 182770), (91385, 171568), (104440, 150122), (107230, 146216)]