154311780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{719}}^1$

素因数の和:818

約数の個数: 144

約数和(自身を含む): 510209280

約数和(自身を除く): 355897500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 73, 84, 98, 105, 140, 146, 147, 196, 210, 219, 245, 292, 294, 365, 420, 438, 490, 511, 588, 719, 730, 735, 876, 980, 1022, 1095, 1438, 1460, 1470, 1533, 2044, 2157, 2190, 2555, 2876, 2940, 3066, 3577, 3595, 4314, 4380, 5033, 5110, 6132, 7154, 7190, 7665, 8628, 10066, 10220, 10731, 10785, 14308, 14380, 15099, 15330, 17885, 20132, 21462, 21570, 25165, 30198, 30660, 35231, 35770, 42924, 43140, 50330, 52487, 53655, 60396, 70462, 71540, 75495, 100660, 104974, 105693, 107310, 140924, 150990, 157461, 176155, 209948, 211386, 214620, 262435, 301980, 314922, 352310, 367409, 422772, 524870, 528465, 629844, 704620, 734818, 787305, 1049740, 1056930, 1102227, 1469636, 1574610, 1837045, 2113860, 2204454, 2571863, 3149220, 3674090, 4408908, 5143726, 5511135, 7348180, 7715589, 10287452, 11022270, 12859315, 15431178, 22044540, 25718630, 30862356, 38577945, 51437260, 77155890, 154311780]

約数ペア:

[(1, 154311780), (2, 77155890), (3, 51437260), (4, 38577945), (5, 30862356), (6, 25718630), (7, 22044540), (10, 15431178), (12, 12859315), (14, 11022270), (15, 10287452), (20, 7715589), (21, 7348180), (28, 5511135), (30, 5143726), (35, 4408908), (42, 3674090), (49, 3149220), (60, 2571863), (70, 2204454), (73, 2113860), (84, 1837045), (98, 1574610), (105, 1469636), (140, 1102227), (146, 1056930), (147, 1049740), (196, 787305), (210, 734818), (219, 704620), (245, 629844), (292, 528465), (294, 524870), (365, 422772), (420, 367409), (438, 352310), (490, 314922), (511, 301980), (588, 262435), (719, 214620), (730, 211386), (735, 209948), (876, 176155), (980, 157461), (1022, 150990), (1095, 140924), (1438, 107310), (1460, 105693), (1470, 104974), (1533, 100660), (2044, 75495), (2157, 71540), (2190, 70462), (2555, 60396), (2876, 53655), (2940, 52487), (3066, 50330), (3577, 43140), (3595, 42924), (4314, 35770), (4380, 35231), (5033, 30660), (5110, 30198), (6132, 25165), (7154, 21570), (7190, 21462), (7665, 20132), (8628, 17885), (10066, 15330), (10220, 15099), (10731, 14380), (10785, 14308)]