255591180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1583}}^1$

素因数の和:1637

約数の個数: 192

約数和(自身を含む): 894136320

約数和(自身を除く): 638545140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 27, 30, 36, 39, 45, 46, 52, 54, 60, 65, 69, 78, 90, 92, 108, 115, 117, 130, 135, 138, 156, 180, 195, 207, 230, 234, 260, 270, 276, 299, 345, 351, 390, 414, 460, 468, 540, 585, 598, 621, 690, 702, 780, 828, 897, 1035, 1170, 1196, 1242, 1380, 1404, 1495, 1583, 1755, 1794, 2070, 2340, 2484, 2691, 2990, 3105, 3166, 3510, 3588, 4140, 4485, 4749, 5382, 5980, 6210, 6332, 7020, 7915, 8073, 8970, 9498, 10764, 12420, 13455, 14247, 15830, 16146, 17940, 18996, 20579, 23745, 26910, 28494, 31660, 32292, 36409, 40365, 41158, 42741, 47490, 53820, 56988, 61737, 71235, 72818, 80730, 82316, 85482, 94980, 102895, 109227, 123474, 142470, 145636, 161460, 170964, 182045, 185211, 205790, 213705, 218454, 246948, 284940, 308685, 327681, 364090, 370422, 411580, 427410, 436908, 473317, 546135, 555633, 617370, 655362, 728180, 740844, 854820, 926055, 946634, 983043, 1092270, 1111266, 1234740, 1310724, 1419951, 1638405, 1852110, 1893268, 1966086, 2184540, 2222532, 2366585, 2778165, 2839902, 3276810, 3704220, 3932172, 4259853, 4733170, 4915215, 5556330, 5679804, 6553620, 7099755, 8519706, 9466340, 9830430, 11112660, 12779559, 14199510, 17039412, 19660860, 21299265, 25559118, 28399020, 42598530, 51118236, 63897795, 85197060, 127795590, 255591180]

約数ペア:

[(1, 255591180), (2, 127795590), (3, 85197060), (4, 63897795), (5, 51118236), (6, 42598530), (9, 28399020), (10, 25559118), (12, 21299265), (13, 19660860), (15, 17039412), (18, 14199510), (20, 12779559), (23, 11112660), (26, 9830430), (27, 9466340), (30, 8519706), (36, 7099755), (39, 6553620), (45, 5679804), (46, 5556330), (52, 4915215), (54, 4733170), (60, 4259853), (65, 3932172), (69, 3704220), (78, 3276810), (90, 2839902), (92, 2778165), (108, 2366585), (115, 2222532), (117, 2184540), (130, 1966086), (135, 1893268), (138, 1852110), (156, 1638405), (180, 1419951), (195, 1310724), (207, 1234740), (230, 1111266), (234, 1092270), (260, 983043), (270, 946634), (276, 926055), (299, 854820), (345, 740844), (351, 728180), (390, 655362), (414, 617370), (460, 555633), (468, 546135), (540, 473317), (585, 436908), (598, 427410), (621, 411580), (690, 370422), (702, 364090), (780, 327681), (828, 308685), (897, 284940), (1035, 246948), (1170, 218454), (1196, 213705), (1242, 205790), (1380, 185211), (1404, 182045), (1495, 170964), (1583, 161460), (1755, 145636), (1794, 142470), (2070, 123474), (2340, 109227), (2484, 102895), (2691, 94980), (2990, 85482), (3105, 82316), (3166, 80730), (3510, 72818), (3588, 71235), (4140, 61737), (4485, 56988), (4749, 53820), (5382, 47490), (5980, 42741), (6210, 41158), (6332, 40365), (7020, 36409), (7915, 32292), (8073, 31660), (8970, 28494), (9498, 26910), (10764, 23745), (12420, 20579), (13455, 18996), (14247, 17940), (15830, 16146)]