290435640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{3607}}^1$

素因数の和:3693

約数の個数: 128

約数和(自身を含む): 966366720

約数和(自身を除く): 675931080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 61, 66, 88, 110, 120, 122, 132, 165, 183, 220, 244, 264, 305, 330, 366, 440, 488, 610, 660, 671, 732, 915, 1220, 1320, 1342, 1464, 1830, 2013, 2440, 2684, 3355, 3607, 3660, 4026, 5368, 6710, 7214, 7320, 8052, 10065, 10821, 13420, 14428, 16104, 18035, 20130, 21642, 26840, 28856, 36070, 39677, 40260, 43284, 54105, 72140, 79354, 80520, 86568, 108210, 119031, 144280, 158708, 198385, 216420, 220027, 238062, 317416, 396770, 432840, 440054, 476124, 595155, 660081, 793540, 880108, 952248, 1100135, 1190310, 1320162, 1587080, 1760216, 2200270, 2380620, 2420297, 2640324, 3300405, 4400540, 4761240, 4840594, 5280648, 6600810, 7260891, 8801080, 9681188, 12101485, 13201620, 14521782, 19362376, 24202970, 26403240, 29043564, 36304455, 48405940, 58087128, 72608910, 96811880, 145217820, 290435640]

約数ペア:

[(1, 290435640), (2, 145217820), (3, 96811880), (4, 72608910), (5, 58087128), (6, 48405940), (8, 36304455), (10, 29043564), (11, 26403240), (12, 24202970), (15, 19362376), (20, 14521782), (22, 13201620), (24, 12101485), (30, 9681188), (33, 8801080), (40, 7260891), (44, 6600810), (55, 5280648), (60, 4840594), (61, 4761240), (66, 4400540), (88, 3300405), (110, 2640324), (120, 2420297), (122, 2380620), (132, 2200270), (165, 1760216), (183, 1587080), (220, 1320162), (244, 1190310), (264, 1100135), (305, 952248), (330, 880108), (366, 793540), (440, 660081), (488, 595155), (610, 476124), (660, 440054), (671, 432840), (732, 396770), (915, 317416), (1220, 238062), (1320, 220027), (1342, 216420), (1464, 198385), (1830, 158708), (2013, 144280), (2440, 119031), (2684, 108210), (3355, 86568), (3607, 80520), (3660, 79354), (4026, 72140), (5368, 54105), (6710, 43284), (7214, 40260), (7320, 39677), (8052, 36070), (10065, 28856), (10821, 26840), (13420, 21642), (14428, 20130), (16104, 18035)]