80789520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2531}}^1$

素因数の和:2573

約数の個数: 160

約数和(自身を含む): 301409280

約数和(自身を除く): 220619760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 532, 560, 570, 665, 760, 798, 840, 912, 1064, 1140, 1330, 1520, 1596, 1680, 1995, 2128, 2280, 2531, 2660, 3192, 3990, 4560, 5062, 5320, 6384, 7593, 7980, 10124, 10640, 12655, 15186, 15960, 17717, 20248, 25310, 30372, 31920, 35434, 37965, 40496, 48089, 50620, 53151, 60744, 70868, 75930, 88585, 96178, 101240, 106302, 121488, 141736, 144267, 151860, 177170, 192356, 202480, 212604, 240445, 265755, 283472, 288534, 303720, 336623, 354340, 384712, 425208, 480890, 531510, 577068, 607440, 673246, 708680, 721335, 769424, 850416, 961780, 1009869, 1063020, 1154136, 1346492, 1417360, 1442670, 1683115, 1923560, 2019738, 2126040, 2308272, 2692984, 2885340, 3366230, 3847120, 4039476, 4252080, 5049345, 5385968, 5770680, 6732460, 8078952, 10098690, 11541360, 13464920, 16157904, 20197380, 26929840, 40394760, 80789520]

約数ペア:

[(1, 80789520), (2, 40394760), (3, 26929840), (4, 20197380), (5, 16157904), (6, 13464920), (7, 11541360), (8, 10098690), (10, 8078952), (12, 6732460), (14, 5770680), (15, 5385968), (16, 5049345), (19, 4252080), (20, 4039476), (21, 3847120), (24, 3366230), (28, 2885340), (30, 2692984), (35, 2308272), (38, 2126040), (40, 2019738), (42, 1923560), (48, 1683115), (56, 1442670), (57, 1417360), (60, 1346492), (70, 1154136), (76, 1063020), (80, 1009869), (84, 961780), (95, 850416), (105, 769424), (112, 721335), (114, 708680), (120, 673246), (133, 607440), (140, 577068), (152, 531510), (168, 480890), (190, 425208), (210, 384712), (228, 354340), (240, 336623), (266, 303720), (280, 288534), (285, 283472), (304, 265755), (336, 240445), (380, 212604), (399, 202480), (420, 192356), (456, 177170), (532, 151860), (560, 144267), (570, 141736), (665, 121488), (760, 106302), (798, 101240), (840, 96178), (912, 88585), (1064, 75930), (1140, 70868), (1330, 60744), (1520, 53151), (1596, 50620), (1680, 48089), (1995, 40496), (2128, 37965), (2280, 35434), (2531, 31920), (2660, 30372), (3192, 25310), (3990, 20248), (4560, 17717), (5062, 15960), (5320, 15186), (6384, 12655), (7593, 10640), (7980, 10124)]