7542990

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1$

素因数の和:343

約数の個数: 128

約数和(自身を含む): 24837120

約数和(自身を除く): 17294130

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 27, 30, 35, 39, 42, 45, 54, 63, 65, 70, 78, 90, 91, 105, 117, 126, 130, 135, 182, 189, 195, 210, 234, 270, 273, 307, 315, 351, 378, 390, 455, 546, 585, 614, 630, 702, 819, 910, 921, 945, 1170, 1365, 1535, 1638, 1755, 1842, 1890, 2149, 2457, 2730, 2763, 3070, 3510, 3991, 4095, 4298, 4605, 4914, 5526, 6447, 7982, 8190, 8289, 9210, 10745, 11973, 12285, 12894, 13815, 16578, 19341, 19955, 21490, 23946, 24570, 27630, 27937, 32235, 35919, 38682, 39910, 41445, 55874, 58023, 59865, 64470, 71838, 82890, 83811, 96705, 107757, 116046, 119730, 139685, 167622, 179595, 193410, 215514, 251433, 279370, 290115, 359190, 419055, 502866, 538785, 580230, 754299, 838110, 1077570, 1257165, 1508598, 2514330, 3771495, 7542990]

約数ペア:

[(1, 7542990), (2, 3771495), (3, 2514330), (5, 1508598), (6, 1257165), (7, 1077570), (9, 838110), (10, 754299), (13, 580230), (14, 538785), (15, 502866), (18, 419055), (21, 359190), (26, 290115), (27, 279370), (30, 251433), (35, 215514), (39, 193410), (42, 179595), (45, 167622), (54, 139685), (63, 119730), (65, 116046), (70, 107757), (78, 96705), (90, 83811), (91, 82890), (105, 71838), (117, 64470), (126, 59865), (130, 58023), (135, 55874), (182, 41445), (189, 39910), (195, 38682), (210, 35919), (234, 32235), (270, 27937), (273, 27630), (307, 24570), (315, 23946), (351, 21490), (378, 19955), (390, 19341), (455, 16578), (546, 13815), (585, 12894), (614, 12285), (630, 11973), (702, 10745), (819, 9210), (910, 8289), (921, 8190), (945, 7982), (1170, 6447), (1365, 5526), (1535, 4914), (1638, 4605), (1755, 4298), (1842, 4095), (1890, 3991), (2149, 3510), (2457, 3070), (2730, 2763)]