222550440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{863}}^1$

素因数の和:1191

約数の個数: 128

約数和(自身を含む): 766402560

約数和(自身を除く): 543852120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 307, 420, 614, 840, 863, 921, 1228, 1535, 1726, 1842, 2149, 2456, 2589, 3070, 3452, 3684, 4298, 4315, 4605, 5178, 6041, 6140, 6447, 6904, 7368, 8596, 8630, 9210, 10356, 10745, 12082, 12280, 12894, 12945, 17192, 17260, 18123, 18420, 20712, 21490, 24164, 25788, 25890, 30205, 32235, 34520, 36246, 36840, 42980, 48328, 51576, 51780, 60410, 64470, 72492, 85960, 90615, 103560, 120820, 128940, 144984, 181230, 241640, 257880, 264941, 362460, 529882, 724920, 794823, 1059764, 1324705, 1589646, 1854587, 2119528, 2649410, 3179292, 3709174, 3974115, 5298820, 5563761, 6358584, 7418348, 7948230, 9272935, 10597640, 11127522, 14836696, 15896460, 18545870, 22255044, 27818805, 31792920, 37091740, 44510088, 55637610, 74183480, 111275220, 222550440]

約数ペア:

[(1, 222550440), (2, 111275220), (3, 74183480), (4, 55637610), (5, 44510088), (6, 37091740), (7, 31792920), (8, 27818805), (10, 22255044), (12, 18545870), (14, 15896460), (15, 14836696), (20, 11127522), (21, 10597640), (24, 9272935), (28, 7948230), (30, 7418348), (35, 6358584), (40, 5563761), (42, 5298820), (56, 3974115), (60, 3709174), (70, 3179292), (84, 2649410), (105, 2119528), (120, 1854587), (140, 1589646), (168, 1324705), (210, 1059764), (280, 794823), (307, 724920), (420, 529882), (614, 362460), (840, 264941), (863, 257880), (921, 241640), (1228, 181230), (1535, 144984), (1726, 128940), (1842, 120820), (2149, 103560), (2456, 90615), (2589, 85960), (3070, 72492), (3452, 64470), (3684, 60410), (4298, 51780), (4315, 51576), (4605, 48328), (5178, 42980), (6041, 36840), (6140, 36246), (6447, 34520), (6904, 32235), (7368, 30205), (8596, 25890), (8630, 25788), (9210, 24164), (10356, 21490), (10745, 20712), (12082, 18420), (12280, 18123), (12894, 17260), (12945, 17192)]