637525728

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{857}}^1$

素因数の和:927

約数の個数: 240

約数和(自身を含む): 2197619424

約数和(自身を除く): 1560093696

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 41, 42, 48, 54, 56, 63, 72, 81, 82, 84, 96, 108, 112, 123, 126, 144, 162, 164, 168, 189, 216, 224, 246, 252, 287, 288, 324, 328, 336, 369, 378, 432, 492, 504, 567, 574, 648, 656, 672, 738, 756, 857, 861, 864, 984, 1008, 1107, 1134, 1148, 1296, 1312, 1476, 1512, 1714, 1722, 1968, 2016, 2214, 2268, 2296, 2571, 2583, 2592, 2952, 3024, 3321, 3428, 3444, 3936, 4428, 4536, 4592, 5142, 5166, 5904, 5999, 6048, 6642, 6856, 6888, 7713, 7749, 8856, 9072, 9184, 10284, 10332, 11808, 11998, 13284, 13712, 13776, 15426, 15498, 17712, 17997, 18144, 20568, 20664, 23139, 23247, 23996, 26568, 27424, 27552, 30852, 30996, 35137, 35424, 35994, 41136, 41328, 46278, 46494, 47992, 53136, 53991, 61704, 61992, 69417, 70274, 71988, 82272, 82656, 92556, 92988, 95984, 105411, 106272, 107982, 123408, 123984, 138834, 140548, 143976, 161973, 185112, 185976, 191968, 210822, 215964, 245959, 246816, 247968, 277668, 281096, 287952, 316233, 323946, 370224, 371952, 421644, 431928, 485919, 491918, 555336, 562192, 575904, 632466, 647892, 737877, 740448, 743904, 843288, 863856, 948699, 971838, 983836, 1110672, 1124384, 1264932, 1295784, 1475754, 1686576, 1727712, 1897398, 1943676, 1967672, 2213631, 2221344, 2529864, 2591568, 2846097, 2951508, 3373152, 3794796, 3887352, 3935344, 4427262, 5059728, 5183136, 5692194, 5903016, 6640893, 7589592, 7774704, 7870688, 8854524, 10119456, 11384388, 11806032, 13281786, 15179184, 15549408, 17709048, 19922679, 22768776, 23612064, 26563572, 30358368, 35418096, 39845358, 45537552, 53127144, 70836192, 79690716, 91075104, 106254288, 159381432, 212508576, 318762864, 637525728]

約数ペア:

[(1, 637525728), (2, 318762864), (3, 212508576), (4, 159381432), (6, 106254288), (7, 91075104), (8, 79690716), (9, 70836192), (12, 53127144), (14, 45537552), (16, 39845358), (18, 35418096), (21, 30358368), (24, 26563572), (27, 23612064), (28, 22768776), (32, 19922679), (36, 17709048), (41, 15549408), (42, 15179184), (48, 13281786), (54, 11806032), (56, 11384388), (63, 10119456), (72, 8854524), (81, 7870688), (82, 7774704), (84, 7589592), (96, 6640893), (108, 5903016), (112, 5692194), (123, 5183136), (126, 5059728), (144, 4427262), (162, 3935344), (164, 3887352), (168, 3794796), (189, 3373152), (216, 2951508), (224, 2846097), (246, 2591568), (252, 2529864), (287, 2221344), (288, 2213631), (324, 1967672), (328, 1943676), (336, 1897398), (369, 1727712), (378, 1686576), (432, 1475754), (492, 1295784), (504, 1264932), (567, 1124384), (574, 1110672), (648, 983836), (656, 971838), (672, 948699), (738, 863856), (756, 843288), (857, 743904), (861, 740448), (864, 737877), (984, 647892), (1008, 632466), (1107, 575904), (1134, 562192), (1148, 555336), (1296, 491918), (1312, 485919), (1476, 431928), (1512, 421644), (1714, 371952), (1722, 370224), (1968, 323946), (2016, 316233), (2214, 287952), (2268, 281096), (2296, 277668), (2571, 247968), (2583, 246816), (2592, 245959), (2952, 215964), (3024, 210822), (3321, 191968), (3428, 185976), (3444, 185112), (3936, 161973), (4428, 143976), (4536, 140548), (4592, 138834), (5142, 123984), (5166, 123408), (5904, 107982), (5999, 106272), (6048, 105411), (6642, 95984), (6856, 92988), (6888, 92556), (7713, 82656), (7749, 82272), (8856, 71988), (9072, 70274), (9184, 69417), (10284, 61992), (10332, 61704), (11808, 53991), (11998, 53136), (13284, 47992), (13712, 46494), (13776, 46278), (15426, 41328), (15498, 41136), (17712, 35994), (17997, 35424), (18144, 35137), (20568, 30996), (20664, 30852), (23139, 27552), (23247, 27424), (23996, 26568)]