65222760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:331

約数の個数: 128

約数和(自身を含む): 205286400

約数和(自身を除く): 140063640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 89, 93, 120, 124, 155, 178, 186, 197, 248, 267, 310, 356, 372, 394, 445, 465, 534, 591, 620, 712, 744, 788, 890, 930, 985, 1068, 1182, 1240, 1335, 1576, 1780, 1860, 1970, 2136, 2364, 2670, 2759, 2955, 3560, 3720, 3940, 4728, 5340, 5518, 5910, 6107, 7880, 8277, 10680, 11036, 11820, 12214, 13795, 16554, 17533, 18321, 22072, 23640, 24428, 27590, 30535, 33108, 35066, 36642, 41385, 48856, 52599, 55180, 61070, 66216, 70132, 73284, 82770, 87665, 91605, 105198, 110360, 122140, 140264, 146568, 165540, 175330, 183210, 210396, 244280, 262995, 331080, 350660, 366420, 420792, 525990, 543523, 701320, 732840, 1051980, 1087046, 1630569, 2103960, 2174092, 2717615, 3261138, 4348184, 5435230, 6522276, 8152845, 10870460, 13044552, 16305690, 21740920, 32611380, 65222760]

約数ペア:

[(1, 65222760), (2, 32611380), (3, 21740920), (4, 16305690), (5, 13044552), (6, 10870460), (8, 8152845), (10, 6522276), (12, 5435230), (15, 4348184), (20, 3261138), (24, 2717615), (30, 2174092), (31, 2103960), (40, 1630569), (60, 1087046), (62, 1051980), (89, 732840), (93, 701320), (120, 543523), (124, 525990), (155, 420792), (178, 366420), (186, 350660), (197, 331080), (248, 262995), (267, 244280), (310, 210396), (356, 183210), (372, 175330), (394, 165540), (445, 146568), (465, 140264), (534, 122140), (591, 110360), (620, 105198), (712, 91605), (744, 87665), (788, 82770), (890, 73284), (930, 70132), (985, 66216), (1068, 61070), (1182, 55180), (1240, 52599), (1335, 48856), (1576, 41385), (1780, 36642), (1860, 35066), (1970, 33108), (2136, 30535), (2364, 27590), (2670, 24428), (2759, 23640), (2955, 22072), (3560, 18321), (3720, 17533), (3940, 16554), (4728, 13795), (5340, 12214), (5518, 11820), (5910, 11036), (6107, 10680), (7880, 8277)]