51576720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:361

約数の個数: 160

約数和(自身を含む): 175655424

約数和(自身を除く): 124078704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 61, 65, 78, 80, 104, 120, 122, 130, 156, 183, 195, 208, 240, 244, 260, 271, 305, 312, 366, 390, 488, 520, 542, 610, 624, 732, 780, 793, 813, 915, 976, 1040, 1084, 1220, 1355, 1464, 1560, 1586, 1626, 1830, 2168, 2379, 2440, 2710, 2928, 3120, 3172, 3252, 3523, 3660, 3965, 4065, 4336, 4758, 4880, 5420, 6344, 6504, 7046, 7320, 7930, 8130, 9516, 10569, 10840, 11895, 12688, 13008, 14092, 14640, 15860, 16260, 16531, 17615, 19032, 21138, 21680, 23790, 28184, 31720, 32520, 33062, 35230, 38064, 42276, 47580, 49593, 52845, 56368, 63440, 65040, 66124, 70460, 82655, 84552, 95160, 99186, 105690, 132248, 140920, 165310, 169104, 190320, 198372, 211380, 214903, 247965, 264496, 281840, 330620, 396744, 422760, 429806, 495930, 644709, 661240, 793488, 845520, 859612, 991860, 1074515, 1289418, 1322480, 1719224, 1983720, 2149030, 2578836, 3223545, 3438448, 3967440, 4298060, 5157672, 6447090, 8596120, 10315344, 12894180, 17192240, 25788360, 51576720]

約数ペア:

[(1, 51576720), (2, 25788360), (3, 17192240), (4, 12894180), (5, 10315344), (6, 8596120), (8, 6447090), (10, 5157672), (12, 4298060), (13, 3967440), (15, 3438448), (16, 3223545), (20, 2578836), (24, 2149030), (26, 1983720), (30, 1719224), (39, 1322480), (40, 1289418), (48, 1074515), (52, 991860), (60, 859612), (61, 845520), (65, 793488), (78, 661240), (80, 644709), (104, 495930), (120, 429806), (122, 422760), (130, 396744), (156, 330620), (183, 281840), (195, 264496), (208, 247965), (240, 214903), (244, 211380), (260, 198372), (271, 190320), (305, 169104), (312, 165310), (366, 140920), (390, 132248), (488, 105690), (520, 99186), (542, 95160), (610, 84552), (624, 82655), (732, 70460), (780, 66124), (793, 65040), (813, 63440), (915, 56368), (976, 52845), (1040, 49593), (1084, 47580), (1220, 42276), (1355, 38064), (1464, 35230), (1560, 33062), (1586, 32520), (1626, 31720), (1830, 28184), (2168, 23790), (2379, 21680), (2440, 21138), (2710, 19032), (2928, 17615), (3120, 16531), (3172, 16260), (3252, 15860), (3523, 14640), (3660, 14092), (3965, 13008), (4065, 12688), (4336, 11895), (4758, 10840), (4880, 10569), (5420, 9516), (6344, 8130), (6504, 7930), (7046, 7320)]