6402780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:256

約数の個数: 96

約数和(自身を含む): 20321280

約数和(自身を除く): 13918500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 90, 108, 135, 142, 167, 180, 213, 270, 284, 334, 355, 426, 501, 540, 639, 668, 710, 835, 852, 1002, 1065, 1278, 1420, 1503, 1670, 1917, 2004, 2130, 2505, 2556, 3006, 3195, 3340, 3834, 4260, 4509, 5010, 6012, 6390, 7515, 7668, 9018, 9585, 10020, 11857, 12780, 15030, 18036, 19170, 22545, 23714, 30060, 35571, 38340, 45090, 47428, 59285, 71142, 90180, 106713, 118570, 142284, 177855, 213426, 237140, 320139, 355710, 426852, 533565, 640278, 711420, 1067130, 1280556, 1600695, 2134260, 3201390, 6402780]

約数ペア:

[(1, 6402780), (2, 3201390), (3, 2134260), (4, 1600695), (5, 1280556), (6, 1067130), (9, 711420), (10, 640278), (12, 533565), (15, 426852), (18, 355710), (20, 320139), (27, 237140), (30, 213426), (36, 177855), (45, 142284), (54, 118570), (60, 106713), (71, 90180), (90, 71142), (108, 59285), (135, 47428), (142, 45090), (167, 38340), (180, 35571), (213, 30060), (270, 23714), (284, 22545), (334, 19170), (355, 18036), (426, 15030), (501, 12780), (540, 11857), (639, 10020), (668, 9585), (710, 9018), (835, 7668), (852, 7515), (1002, 6390), (1065, 6012), (1278, 5010), (1420, 4509), (1503, 4260), (1670, 3834), (1917, 3340), (2004, 3195), (2130, 3006), (2505, 2556)]