531055440

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{81953}}^1$

素因数の和:81978

約数の個数: 100

約数和(自身を含む): 1844456724

約数和(自身を除く): 1313401284

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 81953, 163906, 245859, 327812, 409765, 491718, 655624, 737577, 819530, 983436, 1229295, 1311248, 1475154, 1639060, 1966872, 2212731, 2458590, 2950308, 3278120, 3687885, 3933744, 4425462, 4917180, 5900616, 6556240, 6638193, 7375770, 8850924, 9834360, 11063655, 11801232, 13276386, 14751540, 17701848, 19668720, 22127310, 26552772, 29503080, 33190965, 35403696, 44254620, 53105544, 59006160, 66381930, 88509240, 106211088, 132763860, 177018480, 265527720, 531055440]

約数ペア:

[(1, 531055440), (2, 265527720), (3, 177018480), (4, 132763860), (5, 106211088), (6, 88509240), (8, 66381930), (9, 59006160), (10, 53105544), (12, 44254620), (15, 35403696), (16, 33190965), (18, 29503080), (20, 26552772), (24, 22127310), (27, 19668720), (30, 17701848), (36, 14751540), (40, 13276386), (45, 11801232), (48, 11063655), (54, 9834360), (60, 8850924), (72, 7375770), (80, 6638193), (81, 6556240), (90, 5900616), (108, 4917180), (120, 4425462), (135, 3933744), (144, 3687885), (162, 3278120), (180, 2950308), (216, 2458590), (240, 2212731), (270, 1966872), (324, 1639060), (360, 1475154), (405, 1311248), (432, 1229295), (540, 983436), (648, 819530), (720, 737577), (810, 655624), (1080, 491718), (1296, 409765), (1620, 327812), (2160, 245859), (3240, 163906), (6480, 81953)]