1990459008

素因数分解:

$2^7\times 3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1$

素因数の和:557

約数の個数: 320

約数和(自身を含む): 6558045120

約数和(自身を除く): 4567586112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 23, 24, 27, 32, 34, 36, 46, 48, 51, 54, 64, 68, 69, 72, 81, 92, 96, 102, 108, 128, 136, 138, 144, 153, 162, 184, 192, 204, 207, 216, 272, 276, 288, 306, 324, 368, 384, 391, 408, 414, 432, 459, 491, 544, 552, 576, 612, 621, 648, 736, 782, 816, 828, 864, 918, 982, 1088, 1104, 1152, 1173, 1224, 1242, 1296, 1377, 1472, 1473, 1564, 1632, 1656, 1728, 1836, 1863, 1964, 2176, 2208, 2346, 2448, 2484, 2592, 2754, 2944, 2946, 3128, 3264, 3312, 3456, 3519, 3672, 3726, 3928, 4416, 4419, 4692, 4896, 4968, 5184, 5508, 5892, 6256, 6528, 6624, 7038, 7344, 7452, 7856, 8347, 8832, 8838, 9384, 9792, 9936, 10368, 10557, 11016, 11293, 11784, 12512, 13248, 13257, 14076, 14688, 14904, 15712, 16694, 17676, 18768, 19584, 19872, 21114, 22032, 22586, 23568, 25024, 25041, 26496, 26514, 28152, 29376, 29808, 31424, 31671, 33388, 33879, 35352, 37536, 39744, 39771, 42228, 44064, 45172, 47136, 50048, 50082, 53028, 56304, 58752, 59616, 62848, 63342, 66776, 67758, 70704, 75072, 75123, 79488, 79542, 84456, 88128, 90344, 94272, 100164, 101637, 106056, 112608, 119232, 126684, 133552, 135516, 141408, 150144, 150246, 159084, 168912, 176256, 180688, 188544, 191981, 200328, 203274, 212112, 225216, 225369, 238464, 253368, 267104, 271032, 282816, 300492, 304911, 318168, 337824, 361376, 383962, 400656, 406548, 424224, 450432, 450738, 506736, 534208, 542064, 565632, 575943, 600984, 609822, 636336, 675648, 676107, 722752, 767924, 801312, 813096, 848448, 901476, 914733, 1013472, 1068416, 1084128, 1151886, 1201968, 1219644, 1272672, 1351296, 1352214, 1445504, 1535848, 1602624, 1626192, 1696896, 1727829, 1802952, 1829466, 2026944, 2168256, 2303772, 2403936, 2439288, 2545344, 2704428, 3071696, 3205248, 3252384, 3455658, 3605904, 3658932, 4053888, 4336512, 4607544, 4807872, 4878576, 5090688, 5183487, 5408856, 6143392, 6504768, 6911316, 7211808, 7317864, 9215088, 9615744, 9757152, 10366974, 10817712, 12286784, 13009536, 13822632, 14423616, 14635728, 15550461, 18430176, 19514304, 20733948, 21635424, 24573568, 27645264, 28847232, 29271456, 31100922, 36860352, 39028608, 41467896, 43270848, 55290528, 58542912, 62201844, 73720704, 82935792, 86541696, 110581056, 117085824, 124403688, 165871584, 221162112, 248807376, 331743168, 497614752, 663486336, 995229504, 1990459008]

約数ペア:

[(1, 1990459008), (2, 995229504), (3, 663486336), (4, 497614752), (6, 331743168), (8, 248807376), (9, 221162112), (12, 165871584), (16, 124403688), (17, 117085824), (18, 110581056), (23, 86541696), (24, 82935792), (27, 73720704), (32, 62201844), (34, 58542912), (36, 55290528), (46, 43270848), (48, 41467896), (51, 39028608), (54, 36860352), (64, 31100922), (68, 29271456), (69, 28847232), (72, 27645264), (81, 24573568), (92, 21635424), (96, 20733948), (102, 19514304), (108, 18430176), (128, 15550461), (136, 14635728), (138, 14423616), (144, 13822632), (153, 13009536), (162, 12286784), (184, 10817712), (192, 10366974), (204, 9757152), (207, 9615744), (216, 9215088), (272, 7317864), (276, 7211808), (288, 6911316), (306, 6504768), (324, 6143392), (368, 5408856), (384, 5183487), (391, 5090688), (408, 4878576), (414, 4807872), (432, 4607544), (459, 4336512), (491, 4053888), (544, 3658932), (552, 3605904), (576, 3455658), (612, 3252384), (621, 3205248), (648, 3071696), (736, 2704428), (782, 2545344), (816, 2439288), (828, 2403936), (864, 2303772), (918, 2168256), (982, 2026944), (1088, 1829466), (1104, 1802952), (1152, 1727829), (1173, 1696896), (1224, 1626192), (1242, 1602624), (1296, 1535848), (1377, 1445504), (1472, 1352214), (1473, 1351296), (1564, 1272672), (1632, 1219644), (1656, 1201968), (1728, 1151886), (1836, 1084128), (1863, 1068416), (1964, 1013472), (2176, 914733), (2208, 901476), (2346, 848448), (2448, 813096), (2484, 801312), (2592, 767924), (2754, 722752), (2944, 676107), (2946, 675648), (3128, 636336), (3264, 609822), (3312, 600984), (3456, 575943), (3519, 565632), (3672, 542064), (3726, 534208), (3928, 506736), (4416, 450738), (4419, 450432), (4692, 424224), (4896, 406548), (4968, 400656), (5184, 383962), (5508, 361376), (5892, 337824), (6256, 318168), (6528, 304911), (6624, 300492), (7038, 282816), (7344, 271032), (7452, 267104), (7856, 253368), (8347, 238464), (8832, 225369), (8838, 225216), (9384, 212112), (9792, 203274), (9936, 200328), (10368, 191981), (10557, 188544), (11016, 180688), (11293, 176256), (11784, 168912), (12512, 159084), (13248, 150246), (13257, 150144), (14076, 141408), (14688, 135516), (14904, 133552), (15712, 126684), (16694, 119232), (17676, 112608), (18768, 106056), (19584, 101637), (19872, 100164), (21114, 94272), (22032, 90344), (22586, 88128), (23568, 84456), (25024, 79542), (25041, 79488), (26496, 75123), (26514, 75072), (28152, 70704), (29376, 67758), (29808, 66776), (31424, 63342), (31671, 62848), (33388, 59616), (33879, 58752), (35352, 56304), (37536, 53028), (39744, 50082), (39771, 50048), (42228, 47136), (44064, 45172)]