131269560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:381

約数の個数: 128

約数和(自身を含む): 407116800

約数和(自身を除く): 275847240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 79, 120, 122, 158, 183, 227, 237, 244, 305, 316, 366, 395, 454, 474, 488, 610, 632, 681, 732, 790, 908, 915, 948, 1135, 1185, 1220, 1362, 1464, 1580, 1816, 1830, 1896, 2270, 2370, 2440, 2724, 3160, 3405, 3660, 4540, 4740, 4819, 5448, 6810, 7320, 9080, 9480, 9638, 13620, 13847, 14457, 17933, 19276, 24095, 27240, 27694, 28914, 35866, 38552, 41541, 48190, 53799, 55388, 57828, 69235, 71732, 72285, 83082, 89665, 96380, 107598, 110776, 115656, 138470, 143464, 144570, 166164, 179330, 192760, 207705, 215196, 268995, 276940, 289140, 332328, 358660, 415410, 430392, 537990, 553880, 578280, 717320, 830820, 1075980, 1093913, 1661640, 2151960, 2187826, 3281739, 4375652, 5469565, 6563478, 8751304, 10939130, 13126956, 16408695, 21878260, 26253912, 32817390, 43756520, 65634780, 131269560]

約数ペア:

[(1, 131269560), (2, 65634780), (3, 43756520), (4, 32817390), (5, 26253912), (6, 21878260), (8, 16408695), (10, 13126956), (12, 10939130), (15, 8751304), (20, 6563478), (24, 5469565), (30, 4375652), (40, 3281739), (60, 2187826), (61, 2151960), (79, 1661640), (120, 1093913), (122, 1075980), (158, 830820), (183, 717320), (227, 578280), (237, 553880), (244, 537990), (305, 430392), (316, 415410), (366, 358660), (395, 332328), (454, 289140), (474, 276940), (488, 268995), (610, 215196), (632, 207705), (681, 192760), (732, 179330), (790, 166164), (908, 144570), (915, 143464), (948, 138470), (1135, 115656), (1185, 110776), (1220, 107598), (1362, 96380), (1464, 89665), (1580, 83082), (1816, 72285), (1830, 71732), (1896, 69235), (2270, 57828), (2370, 55388), (2440, 53799), (2724, 48190), (3160, 41541), (3405, 38552), (3660, 35866), (4540, 28914), (4740, 27694), (4819, 27240), (5448, 24095), (6810, 19276), (7320, 17933), (9080, 14457), (9480, 13847), (9638, 13620)]