15405291280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{200381}}^1$

素因数の和:200456

約数の個数: 60

約数和(自身を含む): 37010154636

約数和(自身を除く): 21604863356

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 961, 1240, 1922, 2480, 3844, 4805, 7688, 9610, 15376, 19220, 38440, 76880, 200381, 400762, 801524, 1001905, 1603048, 2003810, 3206096, 4007620, 6211811, 8015240, 12423622, 16030480, 24847244, 31059055, 49694488, 62118110, 99388976, 124236220, 192566141, 248472440, 385132282, 496944880, 770264564, 962830705, 1540529128, 1925661410, 3081058256, 3851322820, 7702645640, 15405291280]

約数ペア:

[(1, 15405291280), (2, 7702645640), (4, 3851322820), (5, 3081058256), (8, 1925661410), (10, 1540529128), (16, 962830705), (20, 770264564), (31, 496944880), (40, 385132282), (62, 248472440), (80, 192566141), (124, 124236220), (155, 99388976), (248, 62118110), (310, 49694488), (496, 31059055), (620, 24847244), (961, 16030480), (1240, 12423622), (1922, 8015240), (2480, 6211811), (3844, 4007620), (4805, 3206096), (7688, 2003810), (9610, 1603048), (15376, 1001905), (19220, 801524), (38440, 400762), (76880, 200381)]