178031880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:488

約数の個数: 192

約数和(自身を含む): 630630000

約数和(自身を除く): 452598120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 109, 117, 120, 130, 156, 180, 195, 218, 234, 260, 312, 327, 349, 360, 390, 436, 468, 520, 545, 585, 654, 698, 780, 872, 936, 981, 1047, 1090, 1170, 1308, 1396, 1417, 1560, 1635, 1745, 1962, 2094, 2180, 2340, 2616, 2792, 2834, 3141, 3270, 3490, 3924, 4188, 4251, 4360, 4537, 4680, 4905, 5235, 5668, 6282, 6540, 6980, 7085, 7848, 8376, 8502, 9074, 9810, 10470, 11336, 12564, 12753, 13080, 13611, 13960, 14170, 15705, 17004, 18148, 19620, 20940, 21255, 22685, 25128, 25506, 27222, 28340, 31410, 34008, 36296, 38041, 39240, 40833, 41880, 42510, 45370, 51012, 54444, 56680, 62820, 63765, 68055, 76082, 81666, 85020, 90740, 102024, 108888, 114123, 125640, 127530, 136110, 152164, 163332, 170040, 181480, 190205, 204165, 228246, 255060, 272220, 304328, 326664, 342369, 380410, 408330, 456492, 494533, 510120, 544440, 570615, 684738, 760820, 816660, 912984, 989066, 1141230, 1369476, 1483599, 1521640, 1633320, 1711845, 1978132, 2282460, 2472665, 2738952, 2967198, 3423690, 3956264, 4450797, 4564920, 4945330, 5934396, 6847380, 7417995, 8901594, 9890660, 11868792, 13694760, 14835990, 17803188, 19781320, 22253985, 29671980, 35606376, 44507970, 59343960, 89015940, 178031880]

約数ペア:

[(1, 178031880), (2, 89015940), (3, 59343960), (4, 44507970), (5, 35606376), (6, 29671980), (8, 22253985), (9, 19781320), (10, 17803188), (12, 14835990), (13, 13694760), (15, 11868792), (18, 9890660), (20, 8901594), (24, 7417995), (26, 6847380), (30, 5934396), (36, 4945330), (39, 4564920), (40, 4450797), (45, 3956264), (52, 3423690), (60, 2967198), (65, 2738952), (72, 2472665), (78, 2282460), (90, 1978132), (104, 1711845), (109, 1633320), (117, 1521640), (120, 1483599), (130, 1369476), (156, 1141230), (180, 989066), (195, 912984), (218, 816660), (234, 760820), (260, 684738), (312, 570615), (327, 544440), (349, 510120), (360, 494533), (390, 456492), (436, 408330), (468, 380410), (520, 342369), (545, 326664), (585, 304328), (654, 272220), (698, 255060), (780, 228246), (872, 204165), (936, 190205), (981, 181480), (1047, 170040), (1090, 163332), (1170, 152164), (1308, 136110), (1396, 127530), (1417, 125640), (1560, 114123), (1635, 108888), (1745, 102024), (1962, 90740), (2094, 85020), (2180, 81666), (2340, 76082), (2616, 68055), (2792, 63765), (2834, 62820), (3141, 56680), (3270, 54444), (3490, 51012), (3924, 45370), (4188, 42510), (4251, 41880), (4360, 40833), (4537, 39240), (4680, 38041), (4905, 36296), (5235, 34008), (5668, 31410), (6282, 28340), (6540, 27222), (6980, 25506), (7085, 25128), (7848, 22685), (8376, 21255), (8502, 20940), (9074, 19620), (9810, 18148), (10470, 17004), (11336, 15705), (12564, 14170), (12753, 13960), (13080, 13611)]