305545660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:667

約数の個数: 96

約数和(自身を含む): 757693440

約数和(自身を除く): 452147780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 71, 118, 140, 142, 236, 284, 295, 355, 413, 497, 521, 590, 710, 826, 994, 1042, 1180, 1420, 1652, 1988, 2065, 2084, 2485, 2605, 3647, 4130, 4189, 4970, 5210, 7294, 8260, 8378, 9940, 10420, 14588, 16756, 18235, 20945, 29323, 30739, 36470, 36991, 41890, 58646, 61478, 72940, 73982, 83780, 117292, 122956, 146615, 147964, 153695, 184955, 215173, 258937, 293230, 307390, 369910, 430346, 517874, 586460, 614780, 739820, 860692, 1035748, 1075865, 1294685, 2151730, 2182469, 2589370, 4303460, 4364938, 5178740, 8729876, 10912345, 15277283, 21824690, 30554566, 43649380, 61109132, 76386415, 152772830, 305545660]

約数ペア:

[(1, 305545660), (2, 152772830), (4, 76386415), (5, 61109132), (7, 43649380), (10, 30554566), (14, 21824690), (20, 15277283), (28, 10912345), (35, 8729876), (59, 5178740), (70, 4364938), (71, 4303460), (118, 2589370), (140, 2182469), (142, 2151730), (236, 1294685), (284, 1075865), (295, 1035748), (355, 860692), (413, 739820), (497, 614780), (521, 586460), (590, 517874), (710, 430346), (826, 369910), (994, 307390), (1042, 293230), (1180, 258937), (1420, 215173), (1652, 184955), (1988, 153695), (2065, 147964), (2084, 146615), (2485, 122956), (2605, 117292), (3647, 83780), (4130, 73982), (4189, 72940), (4970, 61478), (5210, 58646), (7294, 41890), (8260, 36991), (8378, 36470), (9940, 30739), (10420, 29323), (14588, 20945), (16756, 18235)]