80707440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1609}}^1$

素因数の和:1655

約数の個数: 160

約数和(自身を含む): 287481600

約数和(自身を除く): 206774160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 19, 20, 22, 24, 30, 33, 38, 40, 44, 48, 55, 57, 60, 66, 76, 80, 88, 95, 110, 114, 120, 132, 152, 165, 176, 190, 209, 220, 228, 240, 264, 285, 304, 330, 380, 418, 440, 456, 528, 570, 627, 660, 760, 836, 880, 912, 1045, 1140, 1254, 1320, 1520, 1609, 1672, 2090, 2280, 2508, 2640, 3135, 3218, 3344, 4180, 4560, 4827, 5016, 6270, 6436, 8045, 8360, 9654, 10032, 12540, 12872, 16090, 16720, 17699, 19308, 24135, 25080, 25744, 30571, 32180, 35398, 38616, 48270, 50160, 53097, 61142, 64360, 70796, 77232, 88495, 91713, 96540, 106194, 122284, 128720, 141592, 152855, 176990, 183426, 193080, 212388, 244568, 265485, 283184, 305710, 336281, 353980, 366852, 386160, 424776, 458565, 489136, 530970, 611420, 672562, 707960, 733704, 849552, 917130, 1008843, 1061940, 1222840, 1345124, 1415920, 1467408, 1681405, 1834260, 2017686, 2123880, 2445680, 2690248, 3362810, 3668520, 4035372, 4247760, 5044215, 5380496, 6725620, 7337040, 8070744, 10088430, 13451240, 16141488, 20176860, 26902480, 40353720, 80707440]

約数ペア:

[(1, 80707440), (2, 40353720), (3, 26902480), (4, 20176860), (5, 16141488), (6, 13451240), (8, 10088430), (10, 8070744), (11, 7337040), (12, 6725620), (15, 5380496), (16, 5044215), (19, 4247760), (20, 4035372), (22, 3668520), (24, 3362810), (30, 2690248), (33, 2445680), (38, 2123880), (40, 2017686), (44, 1834260), (48, 1681405), (55, 1467408), (57, 1415920), (60, 1345124), (66, 1222840), (76, 1061940), (80, 1008843), (88, 917130), (95, 849552), (110, 733704), (114, 707960), (120, 672562), (132, 611420), (152, 530970), (165, 489136), (176, 458565), (190, 424776), (209, 386160), (220, 366852), (228, 353980), (240, 336281), (264, 305710), (285, 283184), (304, 265485), (330, 244568), (380, 212388), (418, 193080), (440, 183426), (456, 176990), (528, 152855), (570, 141592), (627, 128720), (660, 122284), (760, 106194), (836, 96540), (880, 91713), (912, 88495), (1045, 77232), (1140, 70796), (1254, 64360), (1320, 61142), (1520, 53097), (1609, 50160), (1672, 48270), (2090, 38616), (2280, 35398), (2508, 32180), (2640, 30571), (3135, 25744), (3218, 25080), (3344, 24135), (4180, 19308), (4560, 17699), (4827, 16720), (5016, 16090), (6270, 12872), (6436, 12540), (8045, 10032), (8360, 9654)]