15085980

素因数分解:

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

素因数の和:345

約数の個数: 192

約数和(自身を含む): 57953280

約数和(自身を除く): 42867300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 307, 315, 351, 364, 378, 390, 420, 455, 468, 540, 546, 585, 614, 630, 702, 756, 780, 819, 910, 921, 945, 1092, 1170, 1228, 1260, 1365, 1404, 1535, 1638, 1755, 1820, 1842, 1890, 2149, 2340, 2457, 2730, 2763, 3070, 3276, 3510, 3684, 3780, 3991, 4095, 4298, 4605, 4914, 5460, 5526, 6140, 6447, 7020, 7982, 8190, 8289, 8596, 9210, 9828, 10745, 11052, 11973, 12285, 12894, 13815, 15964, 16380, 16578, 18420, 19341, 19955, 21490, 23946, 24570, 25788, 27630, 27937, 32235, 33156, 35919, 38682, 39910, 41445, 42980, 47892, 49140, 55260, 55874, 58023, 59865, 64470, 71838, 77364, 79820, 82890, 83811, 96705, 107757, 111748, 116046, 119730, 128940, 139685, 143676, 165780, 167622, 179595, 193410, 215514, 232092, 239460, 251433, 279370, 290115, 335244, 359190, 386820, 419055, 431028, 502866, 538785, 558740, 580230, 718380, 754299, 838110, 1005732, 1077570, 1160460, 1257165, 1508598, 1676220, 2155140, 2514330, 3017196, 3771495, 5028660, 7542990, 15085980]

約数ペア:

[(1, 15085980), (2, 7542990), (3, 5028660), (4, 3771495), (5, 3017196), (6, 2514330), (7, 2155140), (9, 1676220), (10, 1508598), (12, 1257165), (13, 1160460), (14, 1077570), (15, 1005732), (18, 838110), (20, 754299), (21, 718380), (26, 580230), (27, 558740), (28, 538785), (30, 502866), (35, 431028), (36, 419055), (39, 386820), (42, 359190), (45, 335244), (52, 290115), (54, 279370), (60, 251433), (63, 239460), (65, 232092), (70, 215514), (78, 193410), (84, 179595), (90, 167622), (91, 165780), (105, 143676), (108, 139685), (117, 128940), (126, 119730), (130, 116046), (135, 111748), (140, 107757), (156, 96705), (180, 83811), (182, 82890), (189, 79820), (195, 77364), (210, 71838), (234, 64470), (252, 59865), (260, 58023), (270, 55874), (273, 55260), (307, 49140), (315, 47892), (351, 42980), (364, 41445), (378, 39910), (390, 38682), (420, 35919), (455, 33156), (468, 32235), (540, 27937), (546, 27630), (585, 25788), (614, 24570), (630, 23946), (702, 21490), (756, 19955), (780, 19341), (819, 18420), (910, 16578), (921, 16380), (945, 15964), (1092, 13815), (1170, 12894), (1228, 12285), (1260, 11973), (1365, 11052), (1404, 10745), (1535, 9828), (1638, 9210), (1755, 8596), (1820, 8289), (1842, 8190), (1890, 7982), (2149, 7020), (2340, 6447), (2457, 6140), (2730, 5526), (2763, 5460), (3070, 4914), (3276, 4605), (3510, 4298), (3684, 4095), (3780, 3991)]