304875480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27919}}^1$

素因数の和:27953

約数の個数: 128

約数和(自身を含む): 1125734400

約数和(自身を除く): 820858920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 27919, 55838, 83757, 111676, 139595, 167514, 195433, 223352, 279190, 335028, 362947, 390866, 418785, 558380, 586299, 670056, 725894, 781732, 837570, 977165, 1088841, 1116760, 1172598, 1451788, 1563464, 1675140, 1814735, 1954330, 2177682, 2345196, 2540629, 2903576, 2931495, 3350280, 3629470, 3908660, 4355364, 4690392, 5081258, 5444205, 5862990, 7258940, 7621887, 7817320, 8710728, 10162516, 10888410, 11725980, 12703145, 14517880, 15243774, 20325032, 21776820, 23451960, 25406290, 30487548, 38109435, 43553640, 50812580, 60975096, 76218870, 101625160, 152437740, 304875480]

約数ペア:

[(1, 304875480), (2, 152437740), (3, 101625160), (4, 76218870), (5, 60975096), (6, 50812580), (7, 43553640), (8, 38109435), (10, 30487548), (12, 25406290), (13, 23451960), (14, 21776820), (15, 20325032), (20, 15243774), (21, 14517880), (24, 12703145), (26, 11725980), (28, 10888410), (30, 10162516), (35, 8710728), (39, 7817320), (40, 7621887), (42, 7258940), (52, 5862990), (56, 5444205), (60, 5081258), (65, 4690392), (70, 4355364), (78, 3908660), (84, 3629470), (91, 3350280), (104, 2931495), (105, 2903576), (120, 2540629), (130, 2345196), (140, 2177682), (156, 1954330), (168, 1814735), (182, 1675140), (195, 1563464), (210, 1451788), (260, 1172598), (273, 1116760), (280, 1088841), (312, 977165), (364, 837570), (390, 781732), (420, 725894), (455, 670056), (520, 586299), (546, 558380), (728, 418785), (780, 390866), (840, 362947), (910, 335028), (1092, 279190), (1365, 223352), (1560, 195433), (1820, 167514), (2184, 139595), (2730, 111676), (3640, 83757), (5460, 55838), (10920, 27919)]