201518940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25253}}^1$

素因数の和:25291

約数の個数: 96

約数和(自身を含む): 678827520

約数和(自身を除く): 477308580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 25253, 50506, 75759, 101012, 126265, 151518, 176771, 252530, 303036, 353542, 378795, 479807, 505060, 530313, 707084, 757590, 883855, 959614, 1060626, 1439421, 1515180, 1767710, 1919228, 2121252, 2399035, 2651565, 2878842, 3358649, 3535420, 4798070, 5303130, 5757684, 6717298, 7197105, 9596140, 10075947, 10606260, 13434596, 14394210, 16793245, 20151894, 28788420, 33586490, 40303788, 50379735, 67172980, 100759470, 201518940]

約数ペア:

[(1, 201518940), (2, 100759470), (3, 67172980), (4, 50379735), (5, 40303788), (6, 33586490), (7, 28788420), (10, 20151894), (12, 16793245), (14, 14394210), (15, 13434596), (19, 10606260), (20, 10075947), (21, 9596140), (28, 7197105), (30, 6717298), (35, 5757684), (38, 5303130), (42, 4798070), (57, 3535420), (60, 3358649), (70, 2878842), (76, 2651565), (84, 2399035), (95, 2121252), (105, 1919228), (114, 1767710), (133, 1515180), (140, 1439421), (190, 1060626), (210, 959614), (228, 883855), (266, 757590), (285, 707084), (380, 530313), (399, 505060), (420, 479807), (532, 378795), (570, 353542), (665, 303036), (798, 252530), (1140, 176771), (1330, 151518), (1596, 126265), (1995, 101012), (2660, 75759), (3990, 50506), (7980, 25253)]