128775101520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{63793}}^1$

素因数の和:64469

約数の個数: 160

約数和(自身を含む): 430581940992

約数和(自身を除く): 301806839472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 647, 780, 1040, 1294, 1560, 1941, 2588, 3120, 3235, 3882, 5176, 6470, 7764, 8411, 9705, 10352, 12940, 15528, 16822, 19410, 25233, 25880, 31056, 33644, 38820, 42055, 50466, 51760, 63793, 67288, 77640, 84110, 100932, 126165, 127586, 134576, 155280, 168220, 191379, 201864, 252330, 255172, 318965, 336440, 382758, 403728, 504660, 510344, 637930, 672880, 765516, 829309, 956895, 1009320, 1020688, 1275860, 1531032, 1658618, 1913790, 2018640, 2487927, 2551720, 3062064, 3317236, 3827580, 4146545, 4975854, 5103440, 6634472, 7655160, 8293090, 9951708, 12439635, 13268944, 15310320, 16586180, 19903416, 24879270, 33172360, 39806832, 41274071, 49758540, 66344720, 82548142, 99517080, 123822213, 165096284, 199034160, 206370355, 247644426, 330192568, 412740710, 495288852, 536562923, 619111065, 660385136, 825481420, 990577704, 1073125846, 1238222130, 1609688769, 1650962840, 1981155408, 2146251692, 2476444260, 2682814615, 3219377538, 3301925680, 4292503384, 4952888520, 5365629230, 6438755076, 8048443845, 8585006768, 9905777040, 10731258460, 12877510152, 16096887690, 21462516920, 25755020304, 32193775380, 42925033840, 64387550760, 128775101520]

約数ペア:

[(1, 128775101520), (2, 64387550760), (3, 42925033840), (4, 32193775380), (5, 25755020304), (6, 21462516920), (8, 16096887690), (10, 12877510152), (12, 10731258460), (13, 9905777040), (15, 8585006768), (16, 8048443845), (20, 6438755076), (24, 5365629230), (26, 4952888520), (30, 4292503384), (39, 3301925680), (40, 3219377538), (48, 2682814615), (52, 2476444260), (60, 2146251692), (65, 1981155408), (78, 1650962840), (80, 1609688769), (104, 1238222130), (120, 1073125846), (130, 990577704), (156, 825481420), (195, 660385136), (208, 619111065), (240, 536562923), (260, 495288852), (312, 412740710), (390, 330192568), (520, 247644426), (624, 206370355), (647, 199034160), (780, 165096284), (1040, 123822213), (1294, 99517080), (1560, 82548142), (1941, 66344720), (2588, 49758540), (3120, 41274071), (3235, 39806832), (3882, 33172360), (5176, 24879270), (6470, 19903416), (7764, 16586180), (8411, 15310320), (9705, 13268944), (10352, 12439635), (12940, 9951708), (15528, 8293090), (16822, 7655160), (19410, 6634472), (25233, 5103440), (25880, 4975854), (31056, 4146545), (33644, 3827580), (38820, 3317236), (42055, 3062064), (50466, 2551720), (51760, 2487927), (63793, 2018640), (67288, 1913790), (77640, 1658618), (84110, 1531032), (100932, 1275860), (126165, 1020688), (127586, 1009320), (134576, 956895), (155280, 829309), (168220, 765516), (191379, 672880), (201864, 637930), (252330, 510344), (255172, 504660), (318965, 403728), (336440, 382758)]