30749840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{421}}^1$

素因数の和:528

約数の個数: 80

約数和(自身を含む): 79119936

約数和(自身を除く): 48370096

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 83, 88, 110, 166, 176, 220, 332, 415, 421, 440, 664, 830, 842, 880, 913, 1328, 1660, 1684, 1826, 2105, 3320, 3368, 3652, 4210, 4565, 4631, 6640, 6736, 7304, 8420, 9130, 9262, 14608, 16840, 18260, 18524, 23155, 33680, 34943, 36520, 37048, 46310, 69886, 73040, 74096, 92620, 139772, 174715, 185240, 279544, 349430, 370480, 384373, 559088, 698860, 768746, 1397720, 1537492, 1921865, 2795440, 3074984, 3843730, 6149968, 7687460, 15374920, 30749840]

約数ペア:

[(1, 30749840), (2, 15374920), (4, 7687460), (5, 6149968), (8, 3843730), (10, 3074984), (11, 2795440), (16, 1921865), (20, 1537492), (22, 1397720), (40, 768746), (44, 698860), (55, 559088), (80, 384373), (83, 370480), (88, 349430), (110, 279544), (166, 185240), (176, 174715), (220, 139772), (332, 92620), (415, 74096), (421, 73040), (440, 69886), (664, 46310), (830, 37048), (842, 36520), (880, 34943), (913, 33680), (1328, 23155), (1660, 18524), (1684, 18260), (1826, 16840), (2105, 14608), (3320, 9262), (3368, 9130), (3652, 8420), (4210, 7304), (4565, 6736), (4631, 6640)]