644752080

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6733}}^1$

素因数の和:6778

約数の個数: 240

約数和(自身を含む): 2605249920

約数和(自身を除く): 1960497840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 112, 114, 120, 126, 133, 140, 144, 152, 168, 171, 180, 190, 210, 228, 240, 252, 266, 280, 285, 304, 315, 336, 342, 360, 380, 399, 420, 456, 504, 532, 560, 570, 630, 665, 684, 720, 760, 798, 840, 855, 912, 1008, 1064, 1140, 1197, 1260, 1330, 1368, 1520, 1596, 1680, 1710, 1995, 2128, 2280, 2394, 2520, 2660, 2736, 3192, 3420, 3990, 4560, 4788, 5040, 5320, 5985, 6384, 6733, 6840, 7980, 9576, 10640, 11970, 13466, 13680, 15960, 19152, 20199, 23940, 26932, 31920, 33665, 40398, 47131, 47880, 53864, 60597, 67330, 80796, 94262, 95760, 100995, 107728, 121194, 127927, 134660, 141393, 161592, 188524, 201990, 235655, 242388, 255854, 269320, 282786, 302985, 323184, 377048, 383781, 403980, 424179, 471310, 484776, 511708, 538640, 565572, 605970, 639635, 706965, 754096, 767562, 807960, 848358, 895489, 942620, 969552, 1023416, 1131144, 1151343, 1211940, 1279270, 1413930, 1535124, 1615920, 1696716, 1790978, 1885240, 1918905, 2046832, 2120895, 2262288, 2302686, 2423880, 2558540, 2686467, 2827860, 3070248, 3393432, 3581956, 3770480, 3837810, 4241790, 4477445, 4605372, 4847760, 5117080, 5372934, 5655720, 5756715, 6140496, 6786864, 7163912, 7675620, 8059401, 8483580, 8954890, 9210744, 10234160, 10745868, 11311440, 11513430, 13432335, 14327824, 15351240, 16118802, 16967160, 17909780, 18421488, 21491736, 23026860, 26864670, 30702480, 32237604, 33934320, 35819560, 40297005, 42983472, 46053720, 53729340, 64475208, 71639120, 80594010, 92107440, 107458680, 128950416, 161188020, 214917360, 322376040, 644752080]

約数ペア:

[(1, 644752080), (2, 322376040), (3, 214917360), (4, 161188020), (5, 128950416), (6, 107458680), (7, 92107440), (8, 80594010), (9, 71639120), (10, 64475208), (12, 53729340), (14, 46053720), (15, 42983472), (16, 40297005), (18, 35819560), (19, 33934320), (20, 32237604), (21, 30702480), (24, 26864670), (28, 23026860), (30, 21491736), (35, 18421488), (36, 17909780), (38, 16967160), (40, 16118802), (42, 15351240), (45, 14327824), (48, 13432335), (56, 11513430), (57, 11311440), (60, 10745868), (63, 10234160), (70, 9210744), (72, 8954890), (76, 8483580), (80, 8059401), (84, 7675620), (90, 7163912), (95, 6786864), (105, 6140496), (112, 5756715), (114, 5655720), (120, 5372934), (126, 5117080), (133, 4847760), (140, 4605372), (144, 4477445), (152, 4241790), (168, 3837810), (171, 3770480), (180, 3581956), (190, 3393432), (210, 3070248), (228, 2827860), (240, 2686467), (252, 2558540), (266, 2423880), (280, 2302686), (285, 2262288), (304, 2120895), (315, 2046832), (336, 1918905), (342, 1885240), (360, 1790978), (380, 1696716), (399, 1615920), (420, 1535124), (456, 1413930), (504, 1279270), (532, 1211940), (560, 1151343), (570, 1131144), (630, 1023416), (665, 969552), (684, 942620), (720, 895489), (760, 848358), (798, 807960), (840, 767562), (855, 754096), (912, 706965), (1008, 639635), (1064, 605970), (1140, 565572), (1197, 538640), (1260, 511708), (1330, 484776), (1368, 471310), (1520, 424179), (1596, 403980), (1680, 383781), (1710, 377048), (1995, 323184), (2128, 302985), (2280, 282786), (2394, 269320), (2520, 255854), (2660, 242388), (2736, 235655), (3192, 201990), (3420, 188524), (3990, 161592), (4560, 141393), (4788, 134660), (5040, 127927), (5320, 121194), (5985, 107728), (6384, 100995), (6733, 95760), (6840, 94262), (7980, 80796), (9576, 67330), (10640, 60597), (11970, 53864), (13466, 47880), (13680, 47131), (15960, 40398), (19152, 33665), (20199, 31920), (23940, 26932)]