1205460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:233

約数の個数: 72

約数和(自身を含む): 3776136

約数和(自身を除く): 2570676

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 181, 185, 222, 333, 362, 370, 444, 543, 555, 666, 724, 740, 905, 1086, 1110, 1332, 1629, 1665, 1810, 2172, 2220, 2715, 3258, 3330, 3620, 5430, 6516, 6660, 6697, 8145, 10860, 13394, 16290, 20091, 26788, 32580, 33485, 40182, 60273, 66970, 80364, 100455, 120546, 133940, 200910, 241092, 301365, 401820, 602730, 1205460]

約数ペア:

[(1, 1205460), (2, 602730), (3, 401820), (4, 301365), (5, 241092), (6, 200910), (9, 133940), (10, 120546), (12, 100455), (15, 80364), (18, 66970), (20, 60273), (30, 40182), (36, 33485), (37, 32580), (45, 26788), (60, 20091), (74, 16290), (90, 13394), (111, 10860), (148, 8145), (180, 6697), (181, 6660), (185, 6516), (222, 5430), (333, 3620), (362, 3330), (370, 3258), (444, 2715), (543, 2220), (555, 2172), (666, 1810), (724, 1665), (740, 1629), (905, 1332), (1086, 1110)]