131560560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:260

約数の個数: 240

約数和(自身を含む): 475862400

約数和(自身を除く): 344301840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 59, 60, 72, 76, 80, 90, 95, 114, 118, 120, 144, 152, 163, 171, 177, 180, 190, 228, 236, 240, 285, 295, 304, 326, 342, 354, 360, 380, 456, 472, 489, 531, 570, 590, 652, 684, 708, 720, 760, 815, 855, 885, 912, 944, 978, 1062, 1121, 1140, 1180, 1304, 1368, 1416, 1467, 1520, 1630, 1710, 1770, 1956, 2124, 2242, 2280, 2360, 2445, 2608, 2655, 2736, 2832, 2934, 3097, 3260, 3363, 3420, 3540, 3912, 4248, 4484, 4560, 4720, 4890, 5310, 5605, 5868, 6194, 6520, 6726, 6840, 7080, 7335, 7824, 8496, 8968, 9291, 9617, 9780, 10089, 10620, 11210, 11736, 12388, 13040, 13452, 13680, 14160, 14670, 15485, 16815, 17936, 18582, 19234, 19560, 20178, 21240, 22420, 23472, 24776, 26904, 27873, 28851, 29340, 30970, 33630, 37164, 38468, 39120, 40356, 42480, 44840, 46455, 48085, 49552, 50445, 53808, 55746, 57702, 58680, 61940, 67260, 74328, 76936, 80712, 86553, 89680, 92910, 96170, 100890, 111492, 115404, 117360, 123880, 134520, 139365, 144255, 148656, 153872, 161424, 173106, 182723, 185820, 192340, 201780, 222984, 230808, 247760, 269040, 278730, 288510, 346212, 365446, 371640, 384680, 403560, 432765, 445968, 461616, 548169, 557460, 577020, 692424, 730892, 743280, 769360, 807120, 865530, 913615, 1096338, 1114920, 1154040, 1384848, 1461784, 1644507, 1731060, 1827230, 2192676, 2229840, 2308080, 2740845, 2923568, 3289014, 3462120, 3654460, 4385352, 5481690, 6578028, 6924240, 7308920, 8222535, 8770704, 10963380, 13156056, 14617840, 16445070, 21926760, 26312112, 32890140, 43853520, 65780280, 131560560]

約数ペア:

[(1, 131560560), (2, 65780280), (3, 43853520), (4, 32890140), (5, 26312112), (6, 21926760), (8, 16445070), (9, 14617840), (10, 13156056), (12, 10963380), (15, 8770704), (16, 8222535), (18, 7308920), (19, 6924240), (20, 6578028), (24, 5481690), (30, 4385352), (36, 3654460), (38, 3462120), (40, 3289014), (45, 2923568), (48, 2740845), (57, 2308080), (59, 2229840), (60, 2192676), (72, 1827230), (76, 1731060), (80, 1644507), (90, 1461784), (95, 1384848), (114, 1154040), (118, 1114920), (120, 1096338), (144, 913615), (152, 865530), (163, 807120), (171, 769360), (177, 743280), (180, 730892), (190, 692424), (228, 577020), (236, 557460), (240, 548169), (285, 461616), (295, 445968), (304, 432765), (326, 403560), (342, 384680), (354, 371640), (360, 365446), (380, 346212), (456, 288510), (472, 278730), (489, 269040), (531, 247760), (570, 230808), (590, 222984), (652, 201780), (684, 192340), (708, 185820), (720, 182723), (760, 173106), (815, 161424), (855, 153872), (885, 148656), (912, 144255), (944, 139365), (978, 134520), (1062, 123880), (1121, 117360), (1140, 115404), (1180, 111492), (1304, 100890), (1368, 96170), (1416, 92910), (1467, 89680), (1520, 86553), (1630, 80712), (1710, 76936), (1770, 74328), (1956, 67260), (2124, 61940), (2242, 58680), (2280, 57702), (2360, 55746), (2445, 53808), (2608, 50445), (2655, 49552), (2736, 48085), (2832, 46455), (2934, 44840), (3097, 42480), (3260, 40356), (3363, 39120), (3420, 38468), (3540, 37164), (3912, 33630), (4248, 30970), (4484, 29340), (4560, 28851), (4720, 27873), (4890, 26904), (5310, 24776), (5605, 23472), (5868, 22420), (6194, 21240), (6520, 20178), (6726, 19560), (6840, 19234), (7080, 18582), (7335, 17936), (7824, 16815), (8496, 15485), (8968, 14670), (9291, 14160), (9617, 13680), (9780, 13452), (10089, 13040), (10620, 12388), (11210, 11736)]