64385640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:328

約数の個数: 192

約数和(自身を含む): 232502400

約数和(自身を除く): 168116760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 71, 72, 88, 90, 99, 110, 120, 132, 142, 165, 180, 198, 213, 220, 229, 264, 284, 330, 355, 360, 396, 426, 440, 458, 495, 568, 639, 660, 687, 710, 781, 792, 852, 916, 990, 1065, 1145, 1278, 1320, 1374, 1420, 1562, 1704, 1832, 1980, 2061, 2130, 2290, 2343, 2519, 2556, 2748, 2840, 3124, 3195, 3435, 3905, 3960, 4122, 4260, 4580, 4686, 5038, 5112, 5496, 6248, 6390, 6870, 7029, 7557, 7810, 8244, 8520, 9160, 9372, 10076, 10305, 11715, 12595, 12780, 13740, 14058, 15114, 15620, 16259, 16488, 18744, 20152, 20610, 22671, 23430, 25190, 25560, 27480, 28116, 30228, 31240, 32518, 35145, 37785, 41220, 45342, 46860, 48777, 50380, 56232, 60456, 65036, 70290, 75570, 81295, 82440, 90684, 93720, 97554, 100760, 113355, 130072, 140580, 146331, 151140, 162590, 178849, 181368, 195108, 226710, 243885, 281160, 292662, 302280, 325180, 357698, 390216, 453420, 487770, 536547, 585324, 650360, 715396, 731655, 894245, 906840, 975540, 1073094, 1170648, 1430792, 1463310, 1609641, 1788490, 1951080, 2146188, 2682735, 2926620, 3219282, 3576980, 4292376, 5365470, 5853240, 6438564, 7153960, 8048205, 10730940, 12877128, 16096410, 21461880, 32192820, 64385640]

約数ペア:

[(1, 64385640), (2, 32192820), (3, 21461880), (4, 16096410), (5, 12877128), (6, 10730940), (8, 8048205), (9, 7153960), (10, 6438564), (11, 5853240), (12, 5365470), (15, 4292376), (18, 3576980), (20, 3219282), (22, 2926620), (24, 2682735), (30, 2146188), (33, 1951080), (36, 1788490), (40, 1609641), (44, 1463310), (45, 1430792), (55, 1170648), (60, 1073094), (66, 975540), (71, 906840), (72, 894245), (88, 731655), (90, 715396), (99, 650360), (110, 585324), (120, 536547), (132, 487770), (142, 453420), (165, 390216), (180, 357698), (198, 325180), (213, 302280), (220, 292662), (229, 281160), (264, 243885), (284, 226710), (330, 195108), (355, 181368), (360, 178849), (396, 162590), (426, 151140), (440, 146331), (458, 140580), (495, 130072), (568, 113355), (639, 100760), (660, 97554), (687, 93720), (710, 90684), (781, 82440), (792, 81295), (852, 75570), (916, 70290), (990, 65036), (1065, 60456), (1145, 56232), (1278, 50380), (1320, 48777), (1374, 46860), (1420, 45342), (1562, 41220), (1704, 37785), (1832, 35145), (1980, 32518), (2061, 31240), (2130, 30228), (2290, 28116), (2343, 27480), (2519, 25560), (2556, 25190), (2748, 23430), (2840, 22671), (3124, 20610), (3195, 20152), (3435, 18744), (3905, 16488), (3960, 16259), (4122, 15620), (4260, 15114), (4580, 14058), (4686, 13740), (5038, 12780), (5112, 12595), (5496, 11715), (6248, 10305), (6390, 10076), (6870, 9372), (7029, 9160), (7557, 8520), (7810, 8244)]