15693208120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{342049}}^1$

素因数の和:342128

約数の個数: 64

約数和(自身を含む): 37433952000

約数和(自身を除く): 21740743880

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 74, 124, 148, 155, 185, 248, 296, 310, 370, 620, 740, 1147, 1240, 1480, 2294, 4588, 5735, 9176, 11470, 22940, 45880, 342049, 684098, 1368196, 1710245, 2736392, 3420490, 6840980, 10603519, 12655813, 13681960, 21207038, 25311626, 42414076, 50623252, 53017595, 63279065, 84828152, 101246504, 106035190, 126558130, 212070380, 253116260, 392330203, 424140760, 506232520, 784660406, 1569320812, 1961651015, 3138641624, 3923302030, 7846604060, 15693208120]

約数ペア:

[(1, 15693208120), (2, 7846604060), (4, 3923302030), (5, 3138641624), (8, 1961651015), (10, 1569320812), (20, 784660406), (31, 506232520), (37, 424140760), (40, 392330203), (62, 253116260), (74, 212070380), (124, 126558130), (148, 106035190), (155, 101246504), (185, 84828152), (248, 63279065), (296, 53017595), (310, 50623252), (370, 42414076), (620, 25311626), (740, 21207038), (1147, 13681960), (1240, 12655813), (1480, 10603519), (2294, 6840980), (4588, 3420490), (5735, 2736392), (9176, 1710245), (11470, 1368196), (22940, 684098), (45880, 342049)]