73438020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2503}}^1$

素因数の和:2681

約数の個数: 72

約数和(自身を含む): 224218176

約数和(自身を除く): 150780156

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 163, 180, 326, 489, 652, 815, 978, 1467, 1630, 1956, 2445, 2503, 2934, 3260, 4890, 5006, 5868, 7335, 7509, 9780, 10012, 12515, 14670, 15018, 22527, 25030, 29340, 30036, 37545, 45054, 50060, 75090, 90108, 112635, 150180, 225270, 407989, 450540, 815978, 1223967, 1631956, 2039945, 2447934, 3671901, 4079890, 4895868, 6119835, 7343802, 8159780, 12239670, 14687604, 18359505, 24479340, 36719010, 73438020]

約数ペア:

[(1, 73438020), (2, 36719010), (3, 24479340), (4, 18359505), (5, 14687604), (6, 12239670), (9, 8159780), (10, 7343802), (12, 6119835), (15, 4895868), (18, 4079890), (20, 3671901), (30, 2447934), (36, 2039945), (45, 1631956), (60, 1223967), (90, 815978), (163, 450540), (180, 407989), (326, 225270), (489, 150180), (652, 112635), (815, 90108), (978, 75090), (1467, 50060), (1630, 45054), (1956, 37545), (2445, 30036), (2503, 29340), (2934, 25030), (3260, 22527), (4890, 15018), (5006, 14670), (5868, 12515), (7335, 10012), (7509, 9780)]