80561040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{607}}^1$

素因数の和:709

約数の個数: 160

約数和(自身を含む): 289505280

約数和(自身を除く): 208944240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 79, 80, 84, 105, 112, 120, 140, 158, 168, 210, 237, 240, 280, 316, 336, 395, 420, 474, 553, 560, 607, 632, 790, 840, 948, 1106, 1185, 1214, 1264, 1580, 1659, 1680, 1821, 1896, 2212, 2370, 2428, 2765, 3035, 3160, 3318, 3642, 3792, 4249, 4424, 4740, 4856, 5530, 6070, 6320, 6636, 7284, 8295, 8498, 8848, 9105, 9480, 9712, 11060, 12140, 12747, 13272, 14568, 16590, 16996, 18210, 18960, 21245, 22120, 24280, 25494, 26544, 29136, 33180, 33992, 36420, 42490, 44240, 47953, 48560, 50988, 63735, 66360, 67984, 72840, 84980, 95906, 101976, 127470, 132720, 143859, 145680, 169960, 191812, 203952, 239765, 254940, 287718, 335671, 339920, 383624, 479530, 509880, 575436, 671342, 719295, 767248, 959060, 1007013, 1019760, 1150872, 1342684, 1438590, 1678355, 1918120, 2014026, 2301744, 2685368, 2877180, 3356710, 3836240, 4028052, 5035065, 5370736, 5754360, 6713420, 8056104, 10070130, 11508720, 13426840, 16112208, 20140260, 26853680, 40280520, 80561040]

約数ペア:

[(1, 80561040), (2, 40280520), (3, 26853680), (4, 20140260), (5, 16112208), (6, 13426840), (7, 11508720), (8, 10070130), (10, 8056104), (12, 6713420), (14, 5754360), (15, 5370736), (16, 5035065), (20, 4028052), (21, 3836240), (24, 3356710), (28, 2877180), (30, 2685368), (35, 2301744), (40, 2014026), (42, 1918120), (48, 1678355), (56, 1438590), (60, 1342684), (70, 1150872), (79, 1019760), (80, 1007013), (84, 959060), (105, 767248), (112, 719295), (120, 671342), (140, 575436), (158, 509880), (168, 479530), (210, 383624), (237, 339920), (240, 335671), (280, 287718), (316, 254940), (336, 239765), (395, 203952), (420, 191812), (474, 169960), (553, 145680), (560, 143859), (607, 132720), (632, 127470), (790, 101976), (840, 95906), (948, 84980), (1106, 72840), (1185, 67984), (1214, 66360), (1264, 63735), (1580, 50988), (1659, 48560), (1680, 47953), (1821, 44240), (1896, 42490), (2212, 36420), (2370, 33992), (2428, 33180), (2765, 29136), (3035, 26544), (3160, 25494), (3318, 24280), (3642, 22120), (3792, 21245), (4249, 18960), (4424, 18210), (4740, 16996), (4856, 16590), (5530, 14568), (6070, 13272), (6320, 12747), (6636, 12140), (7284, 11060), (8295, 9712), (8498, 9480), (8848, 9105)]