254140740

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:408

約数の個数: 240

約数和(自身を含む): 926631552

約数和(自身を除く): 672490812

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 73, 81, 84, 90, 105, 108, 126, 135, 140, 146, 162, 180, 189, 210, 219, 252, 270, 292, 307, 315, 324, 365, 378, 405, 420, 438, 511, 540, 567, 614, 630, 657, 730, 756, 810, 876, 921, 945, 1022, 1095, 1134, 1228, 1260, 1314, 1460, 1533, 1535, 1620, 1842, 1890, 1971, 2044, 2149, 2190, 2268, 2555, 2628, 2763, 2835, 3066, 3070, 3285, 3684, 3780, 3942, 4298, 4380, 4599, 4605, 5110, 5526, 5670, 5913, 6132, 6140, 6447, 6570, 7665, 7884, 8289, 8596, 9198, 9210, 9855, 10220, 10745, 11052, 11340, 11826, 12894, 13140, 13797, 13815, 15330, 16578, 18396, 18420, 19341, 19710, 21490, 22411, 22995, 23652, 24867, 25788, 27594, 27630, 29565, 30660, 32235, 33156, 38682, 39420, 41391, 41445, 42980, 44822, 45990, 49734, 55188, 55260, 58023, 59130, 64470, 67233, 68985, 77364, 82782, 82890, 89644, 91980, 96705, 99468, 112055, 116046, 118260, 124335, 128940, 134466, 137970, 156877, 165564, 165780, 174069, 193410, 201699, 206955, 224110, 232092, 248670, 268932, 275940, 290115, 313754, 336165, 348138, 386820, 403398, 413910, 448220, 470631, 497340, 580230, 605097, 627508, 672330, 696276, 784385, 806796, 827820, 870345, 941262, 1008495, 1160460, 1210194, 1344660, 1411893, 1568770, 1740690, 1815291, 1882524, 2016990, 2353155, 2420388, 2823786, 3025485, 3137540, 3481380, 3630582, 4033980, 4235679, 4706310, 5647572, 6050970, 7059465, 7261164, 8471358, 9076455, 9412620, 12101940, 12707037, 14118930, 16942716, 18152910, 21178395, 25414074, 28237860, 36305820, 42356790, 50828148, 63535185, 84713580, 127070370, 254140740]

約数ペア:

[(1, 254140740), (2, 127070370), (3, 84713580), (4, 63535185), (5, 50828148), (6, 42356790), (7, 36305820), (9, 28237860), (10, 25414074), (12, 21178395), (14, 18152910), (15, 16942716), (18, 14118930), (20, 12707037), (21, 12101940), (27, 9412620), (28, 9076455), (30, 8471358), (35, 7261164), (36, 7059465), (42, 6050970), (45, 5647572), (54, 4706310), (60, 4235679), (63, 4033980), (70, 3630582), (73, 3481380), (81, 3137540), (84, 3025485), (90, 2823786), (105, 2420388), (108, 2353155), (126, 2016990), (135, 1882524), (140, 1815291), (146, 1740690), (162, 1568770), (180, 1411893), (189, 1344660), (210, 1210194), (219, 1160460), (252, 1008495), (270, 941262), (292, 870345), (307, 827820), (315, 806796), (324, 784385), (365, 696276), (378, 672330), (405, 627508), (420, 605097), (438, 580230), (511, 497340), (540, 470631), (567, 448220), (614, 413910), (630, 403398), (657, 386820), (730, 348138), (756, 336165), (810, 313754), (876, 290115), (921, 275940), (945, 268932), (1022, 248670), (1095, 232092), (1134, 224110), (1228, 206955), (1260, 201699), (1314, 193410), (1460, 174069), (1533, 165780), (1535, 165564), (1620, 156877), (1842, 137970), (1890, 134466), (1971, 128940), (2044, 124335), (2149, 118260), (2190, 116046), (2268, 112055), (2555, 99468), (2628, 96705), (2763, 91980), (2835, 89644), (3066, 82890), (3070, 82782), (3285, 77364), (3684, 68985), (3780, 67233), (3942, 64470), (4298, 59130), (4380, 58023), (4599, 55260), (4605, 55188), (5110, 49734), (5526, 45990), (5670, 44822), (5913, 42980), (6132, 41445), (6140, 41391), (6447, 39420), (6570, 38682), (7665, 33156), (7884, 32235), (8289, 30660), (8596, 29565), (9198, 27630), (9210, 27594), (9855, 25788), (10220, 24867), (10745, 23652), (11052, 22995), (11340, 22411), (11826, 21490), (12894, 19710), (13140, 19341), (13797, 18420), (13815, 18396), (15330, 16578)]