797236960

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20173}}^1$

素因数の和:20220

約数の個数: 96

約数和(自身を含む): 2135216160

約数和(自身を除く): 1337979200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 380, 416, 494, 520, 608, 760, 988, 1040, 1235, 1520, 1976, 2080, 2470, 3040, 3952, 4940, 7904, 9880, 19760, 20173, 39520, 40346, 80692, 100865, 161384, 201730, 262249, 322768, 383287, 403460, 524498, 645536, 766574, 806920, 1048996, 1311245, 1533148, 1613840, 1916435, 2097992, 2622490, 3066296, 3227680, 3832870, 4195984, 4982731, 5244980, 6132592, 7665740, 8391968, 9965462, 10489960, 12265184, 15331480, 19930924, 20979920, 24913655, 30662960, 39861848, 41959840, 49827310, 61325920, 79723696, 99654620, 159447392, 199309240, 398618480, 797236960]

約数ペア:

[(1, 797236960), (2, 398618480), (4, 199309240), (5, 159447392), (8, 99654620), (10, 79723696), (13, 61325920), (16, 49827310), (19, 41959840), (20, 39861848), (26, 30662960), (32, 24913655), (38, 20979920), (40, 19930924), (52, 15331480), (65, 12265184), (76, 10489960), (80, 9965462), (95, 8391968), (104, 7665740), (130, 6132592), (152, 5244980), (160, 4982731), (190, 4195984), (208, 3832870), (247, 3227680), (260, 3066296), (304, 2622490), (380, 2097992), (416, 1916435), (494, 1613840), (520, 1533148), (608, 1311245), (760, 1048996), (988, 806920), (1040, 766574), (1235, 645536), (1520, 524498), (1976, 403460), (2080, 383287), (2470, 322768), (3040, 262249), (3952, 201730), (4940, 161384), (7904, 100865), (9880, 80692), (19760, 40346), (20173, 39520)]