69411680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1$

素因数の和:209

約数の個数: 144

約数和(自身を含む): 189260064

約数和(自身を除く): 119848384

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 151, 160, 169, 170, 208, 221, 260, 272, 302, 338, 340, 416, 442, 520, 544, 604, 676, 680, 755, 845, 884, 1040, 1105, 1208, 1352, 1360, 1510, 1690, 1768, 1963, 2080, 2210, 2416, 2567, 2704, 2720, 2873, 3020, 3380, 3536, 3926, 4420, 4832, 5134, 5408, 5746, 6040, 6760, 7072, 7852, 8840, 9815, 10268, 11492, 12080, 12835, 13520, 14365, 15704, 17680, 19630, 20536, 22984, 24160, 25519, 25670, 27040, 28730, 31408, 33371, 35360, 39260, 41072, 45968, 51038, 51340, 57460, 62816, 66742, 78520, 82144, 91936, 102076, 102680, 114920, 127595, 133484, 157040, 166855, 204152, 205360, 229840, 255190, 266968, 314080, 333710, 408304, 410720, 433823, 459680, 510380, 533936, 667420, 816608, 867646, 1020760, 1067872, 1334840, 1735292, 2041520, 2169115, 2669680, 3470584, 4083040, 4338230, 5339360, 6941168, 8676460, 13882336, 17352920, 34705840, 69411680]

約数ペア:

[(1, 69411680), (2, 34705840), (4, 17352920), (5, 13882336), (8, 8676460), (10, 6941168), (13, 5339360), (16, 4338230), (17, 4083040), (20, 3470584), (26, 2669680), (32, 2169115), (34, 2041520), (40, 1735292), (52, 1334840), (65, 1067872), (68, 1020760), (80, 867646), (85, 816608), (104, 667420), (130, 533936), (136, 510380), (151, 459680), (160, 433823), (169, 410720), (170, 408304), (208, 333710), (221, 314080), (260, 266968), (272, 255190), (302, 229840), (338, 205360), (340, 204152), (416, 166855), (442, 157040), (520, 133484), (544, 127595), (604, 114920), (676, 102680), (680, 102076), (755, 91936), (845, 82144), (884, 78520), (1040, 66742), (1105, 62816), (1208, 57460), (1352, 51340), (1360, 51038), (1510, 45968), (1690, 41072), (1768, 39260), (1963, 35360), (2080, 33371), (2210, 31408), (2416, 28730), (2567, 27040), (2704, 25670), (2720, 25519), (2873, 24160), (3020, 22984), (3380, 20536), (3536, 19630), (3926, 17680), (4420, 15704), (4832, 14365), (5134, 13520), (5408, 12835), (5746, 12080), (6040, 11492), (6760, 10268), (7072, 9815), (7852, 8840)]