1021781200

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1283}}^1$

素因数の和:1493

約数の個数: 120

約数和(自身を含む): 2694890016

約数和(自身を除く): 1673108816

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 181, 200, 220, 275, 362, 400, 440, 550, 724, 880, 905, 1100, 1283, 1448, 1810, 1991, 2200, 2566, 2896, 3620, 3982, 4400, 4525, 5132, 6415, 7240, 7964, 9050, 9955, 10264, 12830, 14113, 14480, 15928, 18100, 19910, 20528, 25660, 28226, 31856, 32075, 36200, 39820, 49775, 51320, 56452, 64150, 70565, 72400, 79640, 99550, 102640, 112904, 128300, 141130, 159280, 199100, 225808, 232223, 256600, 282260, 352825, 398200, 464446, 513200, 564520, 705650, 796400, 928892, 1129040, 1161115, 1411300, 1857784, 2322230, 2554453, 2822600, 3715568, 4644460, 5108906, 5645200, 5805575, 9288920, 10217812, 11611150, 12772265, 18577840, 20435624, 23222300, 25544530, 40871248, 46444600, 51089060, 63861325, 92889200, 102178120, 127722650, 204356240, 255445300, 510890600, 1021781200]

約数ペア:

[(1, 1021781200), (2, 510890600), (4, 255445300), (5, 204356240), (8, 127722650), (10, 102178120), (11, 92889200), (16, 63861325), (20, 51089060), (22, 46444600), (25, 40871248), (40, 25544530), (44, 23222300), (50, 20435624), (55, 18577840), (80, 12772265), (88, 11611150), (100, 10217812), (110, 9288920), (176, 5805575), (181, 5645200), (200, 5108906), (220, 4644460), (275, 3715568), (362, 2822600), (400, 2554453), (440, 2322230), (550, 1857784), (724, 1411300), (880, 1161115), (905, 1129040), (1100, 928892), (1283, 796400), (1448, 705650), (1810, 564520), (1991, 513200), (2200, 464446), (2566, 398200), (2896, 352825), (3620, 282260), (3982, 256600), (4400, 232223), (4525, 225808), (5132, 199100), (6415, 159280), (7240, 141130), (7964, 128300), (9050, 112904), (9955, 102640), (10264, 99550), (12830, 79640), (14113, 72400), (14480, 70565), (15928, 64150), (18100, 56452), (19910, 51320), (20528, 49775), (25660, 39820), (28226, 36200), (31856, 32075)]