203672920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{373}}^1$

素因数の和:485

約数の個数: 128

約数和(自身を含む): 538021440

約数和(自身を除く): 334348520

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 73, 85, 88, 110, 136, 146, 170, 187, 220, 292, 340, 365, 373, 374, 440, 584, 680, 730, 746, 748, 803, 935, 1241, 1460, 1492, 1496, 1606, 1865, 1870, 2482, 2920, 2984, 3212, 3730, 3740, 4015, 4103, 4964, 6205, 6341, 6424, 7460, 7480, 8030, 8206, 9928, 12410, 12682, 13651, 14920, 16060, 16412, 20515, 24820, 25364, 27229, 27302, 31705, 32120, 32824, 41030, 49640, 50728, 54458, 54604, 63410, 68255, 69751, 82060, 108916, 109208, 126820, 136145, 136510, 139502, 164120, 217832, 253640, 272290, 273020, 279004, 299519, 348755, 462893, 544580, 546040, 558008, 599038, 697510, 925786, 1089160, 1198076, 1395020, 1497595, 1851572, 2314465, 2396152, 2790040, 2995190, 3703144, 4628930, 5091823, 5990380, 9257860, 10183646, 11980760, 18515720, 20367292, 25459115, 40734584, 50918230, 101836460, 203672920]

約数ペア:

[(1, 203672920), (2, 101836460), (4, 50918230), (5, 40734584), (8, 25459115), (10, 20367292), (11, 18515720), (17, 11980760), (20, 10183646), (22, 9257860), (34, 5990380), (40, 5091823), (44, 4628930), (55, 3703144), (68, 2995190), (73, 2790040), (85, 2396152), (88, 2314465), (110, 1851572), (136, 1497595), (146, 1395020), (170, 1198076), (187, 1089160), (220, 925786), (292, 697510), (340, 599038), (365, 558008), (373, 546040), (374, 544580), (440, 462893), (584, 348755), (680, 299519), (730, 279004), (746, 273020), (748, 272290), (803, 253640), (935, 217832), (1241, 164120), (1460, 139502), (1492, 136510), (1496, 136145), (1606, 126820), (1865, 109208), (1870, 108916), (2482, 82060), (2920, 69751), (2984, 68255), (3212, 63410), (3730, 54604), (3740, 54458), (4015, 50728), (4103, 49640), (4964, 41030), (6205, 32824), (6341, 32120), (6424, 31705), (7460, 27302), (7480, 27229), (8030, 25364), (8206, 24820), (9928, 20515), (12410, 16412), (12682, 16060), (13651, 14920)]