247031820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{3323}}^1$

素因数の和:3404

約数の個数: 144

約数和(自身を含む): 871153920

約数和(自身を除く): 624122100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 59, 60, 63, 70, 84, 90, 105, 118, 126, 140, 177, 180, 210, 236, 252, 295, 315, 354, 413, 420, 531, 590, 630, 708, 826, 885, 1062, 1180, 1239, 1260, 1652, 1770, 2065, 2124, 2478, 2655, 3323, 3540, 3717, 4130, 4956, 5310, 6195, 6646, 7434, 8260, 9969, 10620, 12390, 13292, 14868, 16615, 18585, 19938, 23261, 24780, 29907, 33230, 37170, 39876, 46522, 49845, 59814, 66460, 69783, 74340, 93044, 99690, 116305, 119628, 139566, 149535, 196057, 199380, 209349, 232610, 279132, 299070, 348915, 392114, 418698, 465220, 588171, 598140, 697830, 784228, 837396, 980285, 1046745, 1176342, 1372399, 1395660, 1764513, 1960570, 2093490, 2352684, 2744798, 2940855, 3529026, 3921140, 4117197, 4186980, 5489596, 5881710, 6861995, 7058052, 8234394, 8822565, 11763420, 12351591, 13723990, 16468788, 17645130, 20585985, 24703182, 27447980, 35290260, 41171970, 49406364, 61757955, 82343940, 123515910, 247031820]

約数ペア:

[(1, 247031820), (2, 123515910), (3, 82343940), (4, 61757955), (5, 49406364), (6, 41171970), (7, 35290260), (9, 27447980), (10, 24703182), (12, 20585985), (14, 17645130), (15, 16468788), (18, 13723990), (20, 12351591), (21, 11763420), (28, 8822565), (30, 8234394), (35, 7058052), (36, 6861995), (42, 5881710), (45, 5489596), (59, 4186980), (60, 4117197), (63, 3921140), (70, 3529026), (84, 2940855), (90, 2744798), (105, 2352684), (118, 2093490), (126, 1960570), (140, 1764513), (177, 1395660), (180, 1372399), (210, 1176342), (236, 1046745), (252, 980285), (295, 837396), (315, 784228), (354, 697830), (413, 598140), (420, 588171), (531, 465220), (590, 418698), (630, 392114), (708, 348915), (826, 299070), (885, 279132), (1062, 232610), (1180, 209349), (1239, 199380), (1260, 196057), (1652, 149535), (1770, 139566), (2065, 119628), (2124, 116305), (2478, 99690), (2655, 93044), (3323, 74340), (3540, 69783), (3717, 66460), (4130, 59814), (4956, 49845), (5310, 46522), (6195, 39876), (6646, 37170), (7434, 33230), (8260, 29907), (9969, 24780), (10620, 23261), (12390, 19938), (13292, 18585), (14868, 16615)]