1204980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:189

約数の個数: 96

約数和(自身を含む): 4085760

約数和(自身を除く): 2880780

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, 151, 190, 210, 228, 266, 285, 302, 380, 399, 420, 453, 532, 570, 604, 665, 755, 798, 906, 1057, 1140, 1330, 1510, 1596, 1812, 1995, 2114, 2265, 2660, 2869, 3020, 3171, 3990, 4228, 4530, 5285, 5738, 6342, 7980, 8607, 9060, 10570, 11476, 12684, 14345, 15855, 17214, 20083, 21140, 28690, 31710, 34428, 40166, 43035, 57380, 60249, 63420, 80332, 86070, 100415, 120498, 172140, 200830, 240996, 301245, 401660, 602490, 1204980]

約数ペア:

[(1, 1204980), (2, 602490), (3, 401660), (4, 301245), (5, 240996), (6, 200830), (7, 172140), (10, 120498), (12, 100415), (14, 86070), (15, 80332), (19, 63420), (20, 60249), (21, 57380), (28, 43035), (30, 40166), (35, 34428), (38, 31710), (42, 28690), (57, 21140), (60, 20083), (70, 17214), (76, 15855), (84, 14345), (95, 12684), (105, 11476), (114, 10570), (133, 9060), (140, 8607), (151, 7980), (190, 6342), (210, 5738), (228, 5285), (266, 4530), (285, 4228), (302, 3990), (380, 3171), (399, 3020), (420, 2869), (453, 2660), (532, 2265), (570, 2114), (604, 1995), (665, 1812), (755, 1596), (798, 1510), (906, 1330), (1057, 1140)]