8640450

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1$

素因数の和:249

約数の個数: 144

約数和(自身を含む): 28706496

約数和(自身を除く): 20066046

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 25, 26, 30, 35, 39, 42, 45, 50, 63, 65, 70, 75, 78, 90, 91, 105, 117, 126, 130, 150, 175, 182, 195, 210, 211, 225, 234, 273, 315, 325, 350, 390, 422, 450, 455, 525, 546, 585, 630, 633, 650, 819, 910, 975, 1050, 1055, 1170, 1266, 1365, 1477, 1575, 1638, 1899, 1950, 2110, 2275, 2730, 2743, 2925, 2954, 3150, 3165, 3798, 4095, 4431, 4550, 5275, 5486, 5850, 6330, 6825, 7385, 8190, 8229, 8862, 9495, 10550, 13293, 13650, 13715, 14770, 15825, 16458, 18990, 19201, 20475, 22155, 24687, 26586, 27430, 31650, 36925, 38402, 40950, 41145, 44310, 47475, 49374, 57603, 66465, 68575, 73850, 82290, 94950, 96005, 110775, 115206, 123435, 132930, 137150, 172809, 192010, 205725, 221550, 246870, 288015, 332325, 345618, 411450, 480025, 576030, 617175, 664650, 864045, 960050, 1234350, 1440075, 1728090, 2880150, 4320225, 8640450]

約数ペア:

[(1, 8640450), (2, 4320225), (3, 2880150), (5, 1728090), (6, 1440075), (7, 1234350), (9, 960050), (10, 864045), (13, 664650), (14, 617175), (15, 576030), (18, 480025), (21, 411450), (25, 345618), (26, 332325), (30, 288015), (35, 246870), (39, 221550), (42, 205725), (45, 192010), (50, 172809), (63, 137150), (65, 132930), (70, 123435), (75, 115206), (78, 110775), (90, 96005), (91, 94950), (105, 82290), (117, 73850), (126, 68575), (130, 66465), (150, 57603), (175, 49374), (182, 47475), (195, 44310), (210, 41145), (211, 40950), (225, 38402), (234, 36925), (273, 31650), (315, 27430), (325, 26586), (350, 24687), (390, 22155), (422, 20475), (450, 19201), (455, 18990), (525, 16458), (546, 15825), (585, 14770), (630, 13715), (633, 13650), (650, 13293), (819, 10550), (910, 9495), (975, 8862), (1050, 8229), (1055, 8190), (1170, 7385), (1266, 6825), (1365, 6330), (1477, 5850), (1575, 5486), (1638, 5275), (1899, 4550), (1950, 4431), (2110, 4095), (2275, 3798), (2730, 3165), (2743, 3150), (2925, 2954)]