67986720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1523}}^1$

素因数の和:1575

約数の個数: 144

約数和(自身を含む): 239645952

約数和(自身を除く): 171659232

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1523, 1860, 2232, 2480, 2790, 2976, 3046, 3720, 4464, 4569, 4960, 5580, 6092, 7440, 7615, 8928, 9138, 11160, 12184, 13707, 14880, 15230, 18276, 22320, 22845, 24368, 27414, 30460, 36552, 44640, 45690, 47213, 48736, 54828, 60920, 68535, 73104, 91380, 94426, 109656, 121840, 137070, 141639, 146208, 182760, 188852, 219312, 236065, 243680, 274140, 283278, 365520, 377704, 424917, 438624, 472130, 548280, 566556, 708195, 731040, 755408, 849834, 944260, 1096560, 1133112, 1416390, 1510816, 1699668, 1888520, 2124585, 2193120, 2266224, 2832780, 3399336, 3777040, 4249170, 4532448, 5665560, 6798672, 7554080, 8498340, 11331120, 13597344, 16996680, 22662240, 33993360, 67986720]

約数ペア:

[(1, 67986720), (2, 33993360), (3, 22662240), (4, 16996680), (5, 13597344), (6, 11331120), (8, 8498340), (9, 7554080), (10, 6798672), (12, 5665560), (15, 4532448), (16, 4249170), (18, 3777040), (20, 3399336), (24, 2832780), (30, 2266224), (31, 2193120), (32, 2124585), (36, 1888520), (40, 1699668), (45, 1510816), (48, 1416390), (60, 1133112), (62, 1096560), (72, 944260), (80, 849834), (90, 755408), (93, 731040), (96, 708195), (120, 566556), (124, 548280), (144, 472130), (155, 438624), (160, 424917), (180, 377704), (186, 365520), (240, 283278), (248, 274140), (279, 243680), (288, 236065), (310, 219312), (360, 188852), (372, 182760), (465, 146208), (480, 141639), (496, 137070), (558, 121840), (620, 109656), (720, 94426), (744, 91380), (930, 73104), (992, 68535), (1116, 60920), (1240, 54828), (1395, 48736), (1440, 47213), (1488, 45690), (1523, 44640), (1860, 36552), (2232, 30460), (2480, 27414), (2790, 24368), (2976, 22845), (3046, 22320), (3720, 18276), (4464, 15230), (4569, 14880), (4960, 13707), (5580, 12184), (6092, 11160), (7440, 9138), (7615, 8928)]