638575488

素因数分解:

$2^7\times 3^4\times {\mathrm{17}}^1\times {\mathrm{3623}}^1$

素因数の和:3666

約数の個数: 160

約数和(自身を含む): 2012733360

約数和(自身を除く): 1374157872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 64, 68, 72, 81, 96, 102, 108, 128, 136, 144, 153, 162, 192, 204, 216, 272, 288, 306, 324, 384, 408, 432, 459, 544, 576, 612, 648, 816, 864, 918, 1088, 1152, 1224, 1296, 1377, 1632, 1728, 1836, 2176, 2448, 2592, 2754, 3264, 3456, 3623, 3672, 4896, 5184, 5508, 6528, 7246, 7344, 9792, 10368, 10869, 11016, 14492, 14688, 19584, 21738, 22032, 28984, 29376, 32607, 43476, 44064, 57968, 58752, 61591, 65214, 86952, 88128, 97821, 115936, 123182, 130428, 173904, 176256, 184773, 195642, 231872, 246364, 260856, 293463, 347808, 369546, 391284, 463744, 492728, 521712, 554319, 586926, 695616, 739092, 782568, 985456, 1043424, 1108638, 1173852, 1391232, 1478184, 1565136, 1662957, 1970912, 2086848, 2217276, 2347704, 2956368, 3130272, 3325914, 3941824, 4173696, 4434552, 4695408, 4988871, 5912736, 6260544, 6651828, 7883648, 8869104, 9390816, 9977742, 11825472, 12521088, 13303656, 17738208, 18781632, 19955484, 23650944, 26607312, 35476416, 37563264, 39910968, 53214624, 70952832, 79821936, 106429248, 159643872, 212858496, 319287744, 638575488]

約数ペア:

[(1, 638575488), (2, 319287744), (3, 212858496), (4, 159643872), (6, 106429248), (8, 79821936), (9, 70952832), (12, 53214624), (16, 39910968), (17, 37563264), (18, 35476416), (24, 26607312), (27, 23650944), (32, 19955484), (34, 18781632), (36, 17738208), (48, 13303656), (51, 12521088), (54, 11825472), (64, 9977742), (68, 9390816), (72, 8869104), (81, 7883648), (96, 6651828), (102, 6260544), (108, 5912736), (128, 4988871), (136, 4695408), (144, 4434552), (153, 4173696), (162, 3941824), (192, 3325914), (204, 3130272), (216, 2956368), (272, 2347704), (288, 2217276), (306, 2086848), (324, 1970912), (384, 1662957), (408, 1565136), (432, 1478184), (459, 1391232), (544, 1173852), (576, 1108638), (612, 1043424), (648, 985456), (816, 782568), (864, 739092), (918, 695616), (1088, 586926), (1152, 554319), (1224, 521712), (1296, 492728), (1377, 463744), (1632, 391284), (1728, 369546), (1836, 347808), (2176, 293463), (2448, 260856), (2592, 246364), (2754, 231872), (3264, 195642), (3456, 184773), (3623, 176256), (3672, 173904), (4896, 130428), (5184, 123182), (5508, 115936), (6528, 97821), (7246, 88128), (7344, 86952), (9792, 65214), (10368, 61591), (10869, 58752), (11016, 57968), (14492, 44064), (14688, 43476), (19584, 32607), (21738, 29376), (22032, 28984)]