251450760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2683}}^1$

素因数の和:2779

約数の個数: 128

約数和(自身を含む): 834831360

約数和(自身を除く): 583380600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 71, 88, 110, 120, 132, 142, 165, 213, 220, 264, 284, 330, 355, 426, 440, 568, 660, 710, 781, 852, 1065, 1320, 1420, 1562, 1704, 2130, 2343, 2683, 2840, 3124, 3905, 4260, 4686, 5366, 6248, 7810, 8049, 8520, 9372, 10732, 11715, 13415, 15620, 16098, 18744, 21464, 23430, 26830, 29513, 31240, 32196, 40245, 46860, 53660, 59026, 64392, 80490, 88539, 93720, 107320, 118052, 147565, 160980, 177078, 190493, 236104, 295130, 321960, 354156, 380986, 442695, 571479, 590260, 708312, 761972, 885390, 952465, 1142958, 1180520, 1523944, 1770780, 1904930, 2095423, 2285916, 2857395, 3541560, 3809860, 4190846, 4571832, 5714790, 6286269, 7619720, 8381692, 10477115, 11429580, 12572538, 16763384, 20954230, 22859160, 25145076, 31431345, 41908460, 50290152, 62862690, 83816920, 125725380, 251450760]

約数ペア:

[(1, 251450760), (2, 125725380), (3, 83816920), (4, 62862690), (5, 50290152), (6, 41908460), (8, 31431345), (10, 25145076), (11, 22859160), (12, 20954230), (15, 16763384), (20, 12572538), (22, 11429580), (24, 10477115), (30, 8381692), (33, 7619720), (40, 6286269), (44, 5714790), (55, 4571832), (60, 4190846), (66, 3809860), (71, 3541560), (88, 2857395), (110, 2285916), (120, 2095423), (132, 1904930), (142, 1770780), (165, 1523944), (213, 1180520), (220, 1142958), (264, 952465), (284, 885390), (330, 761972), (355, 708312), (426, 590260), (440, 571479), (568, 442695), (660, 380986), (710, 354156), (781, 321960), (852, 295130), (1065, 236104), (1320, 190493), (1420, 177078), (1562, 160980), (1704, 147565), (2130, 118052), (2343, 107320), (2683, 93720), (2840, 88539), (3124, 80490), (3905, 64392), (4260, 59026), (4686, 53660), (5366, 46860), (6248, 40245), (7810, 32196), (8049, 31240), (8520, 29513), (9372, 26830), (10732, 23430), (11715, 21464), (13415, 18744), (15620, 16098)]