248469780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{691}}^1$

素因数の和:1177

約数の個数: 96

約数和(自身を含む): 751943808

約数和(自身を除く): 503474028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 461, 691, 780, 922, 1382, 1383, 1844, 2073, 2305, 2764, 2766, 3455, 4146, 4610, 5532, 5993, 6910, 6915, 8292, 8983, 9220, 10365, 11986, 13820, 13830, 17966, 17979, 20730, 23972, 26949, 27660, 29965, 35932, 35958, 41460, 44915, 53898, 59930, 71916, 89830, 89895, 107796, 119860, 134745, 179660, 179790, 269490, 318551, 359580, 538980, 637102, 955653, 1274204, 1592755, 1911306, 3185510, 3822612, 4141163, 4778265, 6371020, 8282326, 9556530, 12423489, 16564652, 19113060, 20705815, 24846978, 41411630, 49693956, 62117445, 82823260, 124234890, 248469780]

約数ペア:

[(1, 248469780), (2, 124234890), (3, 82823260), (4, 62117445), (5, 49693956), (6, 41411630), (10, 24846978), (12, 20705815), (13, 19113060), (15, 16564652), (20, 12423489), (26, 9556530), (30, 8282326), (39, 6371020), (52, 4778265), (60, 4141163), (65, 3822612), (78, 3185510), (130, 1911306), (156, 1592755), (195, 1274204), (260, 955653), (390, 637102), (461, 538980), (691, 359580), (780, 318551), (922, 269490), (1382, 179790), (1383, 179660), (1844, 134745), (2073, 119860), (2305, 107796), (2764, 89895), (2766, 89830), (3455, 71916), (4146, 59930), (4610, 53898), (5532, 44915), (5993, 41460), (6910, 35958), (6915, 35932), (8292, 29965), (8983, 27660), (9220, 26949), (10365, 23972), (11986, 20730), (13820, 17979), (13830, 17966)]