78311640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1447}}^1$

素因数の和:1513

約数の個数: 128

約数和(自身を含む): 262725120

約数和(自身を除く): 184413480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 41, 44, 55, 60, 66, 82, 88, 110, 120, 123, 132, 164, 165, 205, 220, 246, 264, 328, 330, 410, 440, 451, 492, 615, 660, 820, 902, 984, 1230, 1320, 1353, 1447, 1640, 1804, 2255, 2460, 2706, 2894, 3608, 4341, 4510, 4920, 5412, 5788, 6765, 7235, 8682, 9020, 10824, 11576, 13530, 14470, 15917, 17364, 18040, 21705, 27060, 28940, 31834, 34728, 43410, 47751, 54120, 57880, 59327, 63668, 79585, 86820, 95502, 118654, 127336, 159170, 173640, 177981, 191004, 237308, 238755, 296635, 318340, 355962, 382008, 474616, 477510, 593270, 636680, 652597, 711924, 889905, 955020, 1186540, 1305194, 1423848, 1779810, 1910040, 1957791, 2373080, 2610388, 3262985, 3559620, 3915582, 5220776, 6525970, 7119240, 7831164, 9788955, 13051940, 15662328, 19577910, 26103880, 39155820, 78311640]

約数ペア:

[(1, 78311640), (2, 39155820), (3, 26103880), (4, 19577910), (5, 15662328), (6, 13051940), (8, 9788955), (10, 7831164), (11, 7119240), (12, 6525970), (15, 5220776), (20, 3915582), (22, 3559620), (24, 3262985), (30, 2610388), (33, 2373080), (40, 1957791), (41, 1910040), (44, 1779810), (55, 1423848), (60, 1305194), (66, 1186540), (82, 955020), (88, 889905), (110, 711924), (120, 652597), (123, 636680), (132, 593270), (164, 477510), (165, 474616), (205, 382008), (220, 355962), (246, 318340), (264, 296635), (328, 238755), (330, 237308), (410, 191004), (440, 177981), (451, 173640), (492, 159170), (615, 127336), (660, 118654), (820, 95502), (902, 86820), (984, 79585), (1230, 63668), (1320, 59327), (1353, 57880), (1447, 54120), (1640, 47751), (1804, 43410), (2255, 34728), (2460, 31834), (2706, 28940), (2894, 27060), (3608, 21705), (4341, 18040), (4510, 17364), (4920, 15917), (5412, 14470), (5788, 13530), (6765, 11576), (7235, 10824), (8682, 9020)]