645252972

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:461

約数の個数: 192

約数和(自身を含む): 1956864000

約数和(自身を除く): 1311611028

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 31, 39, 42, 49, 52, 62, 78, 84, 91, 93, 98, 124, 147, 156, 182, 186, 196, 217, 273, 294, 343, 364, 372, 389, 403, 434, 546, 588, 637, 651, 686, 778, 806, 868, 1029, 1092, 1167, 1209, 1274, 1302, 1372, 1519, 1556, 1612, 1911, 2058, 2334, 2418, 2548, 2604, 2723, 2821, 3038, 3822, 4116, 4459, 4557, 4668, 4836, 5057, 5446, 5642, 6076, 7644, 8169, 8463, 8918, 9114, 10114, 10633, 10892, 11284, 12059, 13377, 15171, 16338, 16926, 17836, 18228, 19061, 19747, 20228, 21266, 24118, 26754, 30342, 31899, 32676, 33852, 35399, 36177, 38122, 39494, 42532, 48236, 53508, 57183, 59241, 60684, 63798, 70798, 72354, 76244, 78988, 84413, 106197, 114366, 118482, 127596, 133427, 138229, 141596, 144708, 156767, 168826, 212394, 228732, 236964, 247793, 253239, 266854, 276458, 313534, 337652, 400281, 414687, 424788, 470301, 495586, 506478, 533708, 552916, 590891, 627068, 743379, 800562, 829374, 940602, 991172, 1012956, 1097369, 1181782, 1486758, 1601124, 1658748, 1734551, 1772673, 1881204, 2194738, 2363564, 2973516, 3292107, 3469102, 3545346, 4136237, 4389476, 5203653, 6584214, 6938204, 7090692, 7681583, 8272474, 10407306, 12408711, 13168428, 15363166, 16544948, 20814612, 23044749, 24817422, 30726332, 46089498, 49634844, 53771081, 92178996, 107542162, 161313243, 215084324, 322626486, 645252972]

約数ペア:

[(1, 645252972), (2, 322626486), (3, 215084324), (4, 161313243), (6, 107542162), (7, 92178996), (12, 53771081), (13, 49634844), (14, 46089498), (21, 30726332), (26, 24817422), (28, 23044749), (31, 20814612), (39, 16544948), (42, 15363166), (49, 13168428), (52, 12408711), (62, 10407306), (78, 8272474), (84, 7681583), (91, 7090692), (93, 6938204), (98, 6584214), (124, 5203653), (147, 4389476), (156, 4136237), (182, 3545346), (186, 3469102), (196, 3292107), (217, 2973516), (273, 2363564), (294, 2194738), (343, 1881204), (364, 1772673), (372, 1734551), (389, 1658748), (403, 1601124), (434, 1486758), (546, 1181782), (588, 1097369), (637, 1012956), (651, 991172), (686, 940602), (778, 829374), (806, 800562), (868, 743379), (1029, 627068), (1092, 590891), (1167, 552916), (1209, 533708), (1274, 506478), (1302, 495586), (1372, 470301), (1519, 424788), (1556, 414687), (1612, 400281), (1911, 337652), (2058, 313534), (2334, 276458), (2418, 266854), (2548, 253239), (2604, 247793), (2723, 236964), (2821, 228732), (3038, 212394), (3822, 168826), (4116, 156767), (4459, 144708), (4557, 141596), (4668, 138229), (4836, 133427), (5057, 127596), (5446, 118482), (5642, 114366), (6076, 106197), (7644, 84413), (8169, 78988), (8463, 76244), (8918, 72354), (9114, 70798), (10114, 63798), (10633, 60684), (10892, 59241), (11284, 57183), (12059, 53508), (13377, 48236), (15171, 42532), (16338, 39494), (16926, 38122), (17836, 36177), (18228, 35399), (19061, 33852), (19747, 32676), (20228, 31899), (21266, 30342), (24118, 26754)]