747623940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{2777}}^1$

素因数の和:3437

約数の個数: 96

約数和(自身を含む): 2396991744

約数和(自身を除く): 1649367804

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 641, 1282, 1923, 2564, 2777, 3205, 3846, 4487, 5554, 6410, 7692, 8331, 8974, 9615, 11108, 12820, 13461, 13885, 16662, 17948, 19230, 19439, 22435, 26922, 27770, 33324, 38460, 38878, 41655, 44870, 53844, 55540, 58317, 67305, 77756, 83310, 89740, 97195, 116634, 134610, 166620, 194390, 233268, 269220, 291585, 388780, 583170, 1166340, 1780057, 3560114, 5340171, 7120228, 8900285, 10680342, 12460399, 17800570, 21360684, 24920798, 26700855, 35601140, 37381197, 49841596, 53401710, 62301995, 74762394, 106803420, 124603990, 149524788, 186905985, 249207980, 373811970, 747623940]

約数ペア:

[(1, 747623940), (2, 373811970), (3, 249207980), (4, 186905985), (5, 149524788), (6, 124603990), (7, 106803420), (10, 74762394), (12, 62301995), (14, 53401710), (15, 49841596), (20, 37381197), (21, 35601140), (28, 26700855), (30, 24920798), (35, 21360684), (42, 17800570), (60, 12460399), (70, 10680342), (84, 8900285), (105, 7120228), (140, 5340171), (210, 3560114), (420, 1780057), (641, 1166340), (1282, 583170), (1923, 388780), (2564, 291585), (2777, 269220), (3205, 233268), (3846, 194390), (4487, 166620), (5554, 134610), (6410, 116634), (7692, 97195), (8331, 89740), (8974, 83310), (9615, 77756), (11108, 67305), (12820, 58317), (13461, 55540), (13885, 53844), (16662, 44870), (17948, 41655), (19230, 38878), (19439, 38460), (22435, 33324), (26922, 27770)]