1405387440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{5407}}^1$

素因数の和:5464

約数の個数: 180

約数和(自身を含む): 4982163264

約数和(自身を除く): 3576775824

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 361, 380, 456, 570, 684, 720, 722, 760, 855, 912, 1083, 1140, 1368, 1444, 1520, 1710, 1805, 2166, 2280, 2736, 2888, 3249, 3420, 3610, 4332, 4560, 5407, 5415, 5776, 6498, 6840, 7220, 8664, 10814, 10830, 12996, 13680, 14440, 16221, 16245, 17328, 21628, 21660, 25992, 27035, 28880, 32442, 32490, 43256, 43320, 48663, 51984, 54070, 64884, 64980, 81105, 86512, 86640, 97326, 102733, 108140, 129768, 129960, 162210, 194652, 205466, 216280, 243315, 259536, 259920, 308199, 324420, 389304, 410932, 432560, 486630, 513665, 616398, 648840, 778608, 821864, 924597, 973260, 1027330, 1232796, 1297680, 1540995, 1643728, 1849194, 1946520, 1951927, 2054660, 2465592, 3081990, 3698388, 3893040, 3903854, 4109320, 4622985, 4931184, 5855781, 6163980, 7396776, 7807708, 8218640, 9245970, 9759635, 11711562, 12327960, 14793552, 15615416, 17567343, 18491940, 19519270, 23423124, 24655920, 29278905, 31230832, 35134686, 36983880, 39038540, 46846248, 58557810, 70269372, 73967760, 78077080, 87836715, 93692496, 117115620, 140538744, 156154160, 175673430, 234231240, 281077488, 351346860, 468462480, 702693720, 1405387440]

約数ペア:

[(1, 1405387440), (2, 702693720), (3, 468462480), (4, 351346860), (5, 281077488), (6, 234231240), (8, 175673430), (9, 156154160), (10, 140538744), (12, 117115620), (15, 93692496), (16, 87836715), (18, 78077080), (19, 73967760), (20, 70269372), (24, 58557810), (30, 46846248), (36, 39038540), (38, 36983880), (40, 35134686), (45, 31230832), (48, 29278905), (57, 24655920), (60, 23423124), (72, 19519270), (76, 18491940), (80, 17567343), (90, 15615416), (95, 14793552), (114, 12327960), (120, 11711562), (144, 9759635), (152, 9245970), (171, 8218640), (180, 7807708), (190, 7396776), (228, 6163980), (240, 5855781), (285, 4931184), (304, 4622985), (342, 4109320), (360, 3903854), (361, 3893040), (380, 3698388), (456, 3081990), (570, 2465592), (684, 2054660), (720, 1951927), (722, 1946520), (760, 1849194), (855, 1643728), (912, 1540995), (1083, 1297680), (1140, 1232796), (1368, 1027330), (1444, 973260), (1520, 924597), (1710, 821864), (1805, 778608), (2166, 648840), (2280, 616398), (2736, 513665), (2888, 486630), (3249, 432560), (3420, 410932), (3610, 389304), (4332, 324420), (4560, 308199), (5407, 259920), (5415, 259536), (5776, 243315), (6498, 216280), (6840, 205466), (7220, 194652), (8664, 162210), (10814, 129960), (10830, 129768), (12996, 108140), (13680, 102733), (14440, 97326), (16221, 86640), (16245, 86512), (17328, 81105), (21628, 64980), (21660, 64884), (25992, 54070), (27035, 51984), (28880, 48663), (32442, 43320), (32490, 43256)]