1638746928

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1583}}^1$

素因数の和:1696

約数の個数: 240

約数和(自身を含む): 5719633920

約数和(自身を除く): 4080886992

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 63, 72, 78, 79, 84, 91, 104, 112, 117, 126, 144, 156, 158, 168, 182, 208, 234, 237, 252, 273, 312, 316, 336, 364, 468, 474, 504, 546, 553, 624, 632, 711, 728, 819, 936, 948, 1008, 1027, 1092, 1106, 1264, 1422, 1456, 1583, 1638, 1659, 1872, 1896, 2054, 2184, 2212, 2844, 3081, 3166, 3276, 3318, 3792, 4108, 4368, 4424, 4749, 4977, 5688, 6162, 6332, 6552, 6636, 7189, 8216, 8848, 9243, 9498, 9954, 11081, 11376, 12324, 12664, 13104, 13272, 14247, 14378, 16432, 18486, 18996, 19908, 20579, 21567, 22162, 24648, 25328, 26544, 28494, 28756, 33243, 36972, 37992, 39816, 41158, 43134, 44324, 49296, 56988, 57512, 61737, 64701, 66486, 73944, 75984, 79632, 82316, 86268, 88648, 99729, 113976, 115024, 123474, 125057, 129402, 132972, 144053, 147888, 164632, 172536, 177296, 185211, 199458, 227952, 246948, 250114, 258804, 265944, 288106, 329264, 345072, 370422, 375171, 398916, 432159, 493896, 500228, 517608, 531888, 576212, 740844, 750342, 797832, 864318, 875399, 987792, 1000456, 1035216, 1125513, 1152424, 1296477, 1481688, 1500684, 1595664, 1625741, 1728636, 1750798, 2000912, 2251026, 2304848, 2592954, 2626197, 2963376, 3001368, 3251482, 3457272, 3501596, 4502052, 4877223, 5185908, 5252394, 6002736, 6502964, 6914544, 7003192, 7878591, 9004104, 9754446, 10371816, 10504788, 11380187, 13005928, 14006384, 14631669, 15757182, 18008208, 19508892, 20743632, 21009576, 22760374, 26011856, 29263338, 31514364, 34140561, 39017784, 42019152, 45520748, 58526676, 63028728, 68281122, 78035568, 91041496, 102421683, 117053352, 126057456, 136562244, 182082992, 204843366, 234106704, 273124488, 409686732, 546248976, 819373464, 1638746928]

約数ペア:

[(1, 1638746928), (2, 819373464), (3, 546248976), (4, 409686732), (6, 273124488), (7, 234106704), (8, 204843366), (9, 182082992), (12, 136562244), (13, 126057456), (14, 117053352), (16, 102421683), (18, 91041496), (21, 78035568), (24, 68281122), (26, 63028728), (28, 58526676), (36, 45520748), (39, 42019152), (42, 39017784), (48, 34140561), (52, 31514364), (56, 29263338), (63, 26011856), (72, 22760374), (78, 21009576), (79, 20743632), (84, 19508892), (91, 18008208), (104, 15757182), (112, 14631669), (117, 14006384), (126, 13005928), (144, 11380187), (156, 10504788), (158, 10371816), (168, 9754446), (182, 9004104), (208, 7878591), (234, 7003192), (237, 6914544), (252, 6502964), (273, 6002736), (312, 5252394), (316, 5185908), (336, 4877223), (364, 4502052), (468, 3501596), (474, 3457272), (504, 3251482), (546, 3001368), (553, 2963376), (624, 2626197), (632, 2592954), (711, 2304848), (728, 2251026), (819, 2000912), (936, 1750798), (948, 1728636), (1008, 1625741), (1027, 1595664), (1092, 1500684), (1106, 1481688), (1264, 1296477), (1422, 1152424), (1456, 1125513), (1583, 1035216), (1638, 1000456), (1659, 987792), (1872, 875399), (1896, 864318), (2054, 797832), (2184, 750342), (2212, 740844), (2844, 576212), (3081, 531888), (3166, 517608), (3276, 500228), (3318, 493896), (3792, 432159), (4108, 398916), (4368, 375171), (4424, 370422), (4749, 345072), (4977, 329264), (5688, 288106), (6162, 265944), (6332, 258804), (6552, 250114), (6636, 246948), (7189, 227952), (8216, 199458), (8848, 185211), (9243, 177296), (9498, 172536), (9954, 164632), (11081, 147888), (11376, 144053), (12324, 132972), (12664, 129402), (13104, 125057), (13272, 123474), (14247, 115024), (14378, 113976), (16432, 99729), (18486, 88648), (18996, 86268), (19908, 82316), (20579, 79632), (21567, 75984), (22162, 73944), (24648, 66486), (25328, 64701), (26544, 61737), (28494, 57512), (28756, 56988), (33243, 49296), (36972, 44324), (37992, 43134), (39816, 41158)]