80044380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{433}}^1$

素因数の和:540

約数の個数: 144

約数和(自身を含む): 265399680

約数和(自身を除く): 185355300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 79, 90, 117, 130, 156, 158, 180, 195, 234, 237, 260, 316, 390, 395, 433, 468, 474, 585, 711, 780, 790, 866, 948, 1027, 1170, 1185, 1299, 1422, 1580, 1732, 2054, 2165, 2340, 2370, 2598, 2844, 3081, 3555, 3897, 4108, 4330, 4740, 5135, 5196, 5629, 6162, 6495, 7110, 7794, 8660, 9243, 10270, 11258, 12324, 12990, 14220, 15405, 15588, 16887, 18486, 19485, 20540, 22516, 25980, 28145, 30810, 33774, 34207, 36972, 38970, 46215, 50661, 56290, 61620, 67548, 68414, 77940, 84435, 92430, 101322, 102621, 112580, 136828, 168870, 171035, 184860, 202644, 205242, 253305, 307863, 337740, 342070, 410484, 444691, 506610, 513105, 615726, 684140, 889382, 1013220, 1026210, 1231452, 1334073, 1539315, 1778764, 2052420, 2223455, 2668146, 3078630, 4002219, 4446910, 5336292, 6157260, 6670365, 8004438, 8893820, 13340730, 16008876, 20011095, 26681460, 40022190, 80044380]

約数ペア:

[(1, 80044380), (2, 40022190), (3, 26681460), (4, 20011095), (5, 16008876), (6, 13340730), (9, 8893820), (10, 8004438), (12, 6670365), (13, 6157260), (15, 5336292), (18, 4446910), (20, 4002219), (26, 3078630), (30, 2668146), (36, 2223455), (39, 2052420), (45, 1778764), (52, 1539315), (60, 1334073), (65, 1231452), (78, 1026210), (79, 1013220), (90, 889382), (117, 684140), (130, 615726), (156, 513105), (158, 506610), (180, 444691), (195, 410484), (234, 342070), (237, 337740), (260, 307863), (316, 253305), (390, 205242), (395, 202644), (433, 184860), (468, 171035), (474, 168870), (585, 136828), (711, 112580), (780, 102621), (790, 101322), (866, 92430), (948, 84435), (1027, 77940), (1170, 68414), (1185, 67548), (1299, 61620), (1422, 56290), (1580, 50661), (1732, 46215), (2054, 38970), (2165, 36972), (2340, 34207), (2370, 33774), (2598, 30810), (2844, 28145), (3081, 25980), (3555, 22516), (3897, 20540), (4108, 19485), (4330, 18486), (4740, 16887), (5135, 15588), (5196, 15405), (5629, 14220), (6162, 12990), (6495, 12324), (7110, 11258), (7794, 10270), (8660, 9243)]