1999902510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{41}}^2\times {\mathrm{13219}}^1$

素因数の和:13314

約数の個数: 72

約数和(自身を含む): 5330066040

約数和(自身を除く): 3330163530

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 41, 45, 82, 90, 123, 205, 246, 369, 410, 615, 738, 1230, 1681, 1845, 3362, 3690, 5043, 8405, 10086, 13219, 15129, 16810, 25215, 26438, 30258, 39657, 50430, 66095, 75645, 79314, 118971, 132190, 151290, 198285, 237942, 396570, 541979, 594855, 1083958, 1189710, 1625937, 2709895, 3251874, 4877811, 5419790, 8129685, 9755622, 16259370, 22221139, 24389055, 44442278, 48778110, 66663417, 111105695, 133326834, 199990251, 222211390, 333317085, 399980502, 666634170, 999951255, 1999902510]

約数ペア:

[(1, 1999902510), (2, 999951255), (3, 666634170), (5, 399980502), (6, 333317085), (9, 222211390), (10, 199990251), (15, 133326834), (18, 111105695), (30, 66663417), (41, 48778110), (45, 44442278), (82, 24389055), (90, 22221139), (123, 16259370), (205, 9755622), (246, 8129685), (369, 5419790), (410, 4877811), (615, 3251874), (738, 2709895), (1230, 1625937), (1681, 1189710), (1845, 1083958), (3362, 594855), (3690, 541979), (5043, 396570), (8405, 237942), (10086, 198285), (13219, 151290), (15129, 132190), (16810, 118971), (25215, 79314), (26438, 75645), (30258, 66095), (39657, 50430)]