72713940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:210

約数の個数: 144

約数和(自身を含む): 225783936

約数和(自身を除く): 153069996

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 71, 78, 101, 130, 142, 156, 169, 195, 202, 213, 260, 284, 303, 338, 355, 390, 404, 426, 505, 507, 606, 676, 710, 780, 845, 852, 923, 1010, 1014, 1065, 1212, 1313, 1420, 1515, 1690, 1846, 2020, 2028, 2130, 2535, 2626, 2769, 3030, 3380, 3692, 3939, 4260, 4615, 5070, 5252, 5538, 6060, 6565, 7171, 7878, 9230, 10140, 11076, 11999, 13130, 13845, 14342, 15756, 17069, 18460, 19695, 21513, 23998, 26260, 27690, 28684, 34138, 35855, 35997, 39390, 43026, 47996, 51207, 55380, 59995, 68276, 71710, 71994, 78780, 85345, 86052, 93223, 102414, 107565, 119990, 143420, 143988, 170690, 179985, 186446, 204828, 215130, 239980, 256035, 279669, 341380, 359970, 372892, 430260, 466115, 512070, 559338, 719940, 932230, 1024140, 1118676, 1211899, 1398345, 1864460, 2423798, 2796690, 3635697, 4847596, 5593380, 6059495, 7271394, 12118990, 14542788, 18178485, 24237980, 36356970, 72713940]

約数ペア:

[(1, 72713940), (2, 36356970), (3, 24237980), (4, 18178485), (5, 14542788), (6, 12118990), (10, 7271394), (12, 6059495), (13, 5593380), (15, 4847596), (20, 3635697), (26, 2796690), (30, 2423798), (39, 1864460), (52, 1398345), (60, 1211899), (65, 1118676), (71, 1024140), (78, 932230), (101, 719940), (130, 559338), (142, 512070), (156, 466115), (169, 430260), (195, 372892), (202, 359970), (213, 341380), (260, 279669), (284, 256035), (303, 239980), (338, 215130), (355, 204828), (390, 186446), (404, 179985), (426, 170690), (505, 143988), (507, 143420), (606, 119990), (676, 107565), (710, 102414), (780, 93223), (845, 86052), (852, 85345), (923, 78780), (1010, 71994), (1014, 71710), (1065, 68276), (1212, 59995), (1313, 55380), (1420, 51207), (1515, 47996), (1690, 43026), (1846, 39390), (2020, 35997), (2028, 35855), (2130, 34138), (2535, 28684), (2626, 27690), (2769, 26260), (3030, 23998), (3380, 21513), (3692, 19695), (3939, 18460), (4260, 17069), (4615, 15756), (5070, 14342), (5252, 13845), (5538, 13130), (6060, 11999), (6565, 11076), (7171, 10140), (7878, 9230)]