80521560

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{10651}}^1$

素因数の和:10678

約数の個数: 128

約数和(自身を含む): 306777600

約数和(自身を除く): 226256040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 10651, 21302, 31953, 42604, 53255, 63906, 74557, 85208, 95859, 106510, 127812, 149114, 159765, 191718, 213020, 223671, 255624, 287577, 298228, 319530, 372785, 383436, 426040, 447342, 479295, 575154, 596456, 639060, 671013, 745570, 766872, 894684, 958590, 1118355, 1150308, 1278120, 1342026, 1437885, 1491140, 1789368, 1917180, 2013039, 2236710, 2300616, 2684052, 2875770, 2982280, 3355065, 3834360, 4026078, 4473420, 5368104, 5751540, 6710130, 8052156, 8946840, 10065195, 11503080, 13420260, 16104312, 20130390, 26840520, 40260780, 80521560]

約数ペア:

[(1, 80521560), (2, 40260780), (3, 26840520), (4, 20130390), (5, 16104312), (6, 13420260), (7, 11503080), (8, 10065195), (9, 8946840), (10, 8052156), (12, 6710130), (14, 5751540), (15, 5368104), (18, 4473420), (20, 4026078), (21, 3834360), (24, 3355065), (27, 2982280), (28, 2875770), (30, 2684052), (35, 2300616), (36, 2236710), (40, 2013039), (42, 1917180), (45, 1789368), (54, 1491140), (56, 1437885), (60, 1342026), (63, 1278120), (70, 1150308), (72, 1118355), (84, 958590), (90, 894684), (105, 766872), (108, 745570), (120, 671013), (126, 639060), (135, 596456), (140, 575154), (168, 479295), (180, 447342), (189, 426040), (210, 383436), (216, 372785), (252, 319530), (270, 298228), (280, 287577), (315, 255624), (360, 223671), (378, 213020), (420, 191718), (504, 159765), (540, 149114), (630, 127812), (756, 106510), (840, 95859), (945, 85208), (1080, 74557), (1260, 63906), (1512, 53255), (1890, 42604), (2520, 31953), (3780, 21302), (7560, 10651)]