201544640

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1847}}^1$

素因数の和:1906

約数の個数: 112

約数和(自身を含む): 540739584

約数和(自身を除く): 339194944

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 155, 160, 176, 220, 248, 310, 320, 341, 352, 440, 496, 620, 682, 704, 880, 992, 1240, 1364, 1705, 1760, 1847, 1984, 2480, 2728, 3410, 3520, 3694, 4960, 5456, 6820, 7388, 9235, 9920, 10912, 13640, 14776, 18470, 20317, 21824, 27280, 29552, 36940, 40634, 54560, 57257, 59104, 73880, 81268, 101585, 109120, 114514, 118208, 147760, 162536, 203170, 229028, 286285, 295520, 325072, 406340, 458056, 572570, 591040, 629827, 650144, 812680, 916112, 1145140, 1259654, 1300288, 1625360, 1832224, 2290280, 2519308, 3149135, 3250720, 3664448, 4580560, 5038616, 6298270, 6501440, 9161120, 10077232, 12596540, 18322240, 20154464, 25193080, 40308928, 50386160, 100772320, 201544640]

約数ペア:

[(1, 201544640), (2, 100772320), (4, 50386160), (5, 40308928), (8, 25193080), (10, 20154464), (11, 18322240), (16, 12596540), (20, 10077232), (22, 9161120), (31, 6501440), (32, 6298270), (40, 5038616), (44, 4580560), (55, 3664448), (62, 3250720), (64, 3149135), (80, 2519308), (88, 2290280), (110, 1832224), (124, 1625360), (155, 1300288), (160, 1259654), (176, 1145140), (220, 916112), (248, 812680), (310, 650144), (320, 629827), (341, 591040), (352, 572570), (440, 458056), (496, 406340), (620, 325072), (682, 295520), (704, 286285), (880, 229028), (992, 203170), (1240, 162536), (1364, 147760), (1705, 118208), (1760, 114514), (1847, 109120), (1984, 101585), (2480, 81268), (2728, 73880), (3410, 59104), (3520, 57257), (3694, 54560), (4960, 40634), (5456, 36940), (6820, 29552), (7388, 27280), (9235, 21824), (9920, 20317), (10912, 18470), (13640, 14776)]