40480860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^4\times {\mathrm{281}}^1$

素因数の和:321

約数の個数: 120

約数和(自身を含む): 132700176

約数和(自身を除く): 92219316

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 281, 294, 343, 420, 490, 562, 588, 686, 735, 843, 980, 1029, 1124, 1372, 1405, 1470, 1686, 1715, 1967, 2058, 2401, 2810, 2940, 3372, 3430, 3934, 4116, 4215, 4802, 5145, 5620, 5901, 6860, 7203, 7868, 8430, 9604, 9835, 10290, 11802, 12005, 13769, 14406, 16860, 19670, 20580, 23604, 24010, 27538, 28812, 29505, 36015, 39340, 41307, 48020, 55076, 59010, 68845, 72030, 82614, 96383, 118020, 137690, 144060, 165228, 192766, 206535, 275380, 289149, 385532, 413070, 481915, 578298, 674681, 826140, 963830, 1156596, 1349362, 1445745, 1927660, 2024043, 2698724, 2891490, 3373405, 4048086, 5782980, 6746810, 8096172, 10120215, 13493620, 20240430, 40480860]

約数ペア:

[(1, 40480860), (2, 20240430), (3, 13493620), (4, 10120215), (5, 8096172), (6, 6746810), (7, 5782980), (10, 4048086), (12, 3373405), (14, 2891490), (15, 2698724), (20, 2024043), (21, 1927660), (28, 1445745), (30, 1349362), (35, 1156596), (42, 963830), (49, 826140), (60, 674681), (70, 578298), (84, 481915), (98, 413070), (105, 385532), (140, 289149), (147, 275380), (196, 206535), (210, 192766), (245, 165228), (281, 144060), (294, 137690), (343, 118020), (420, 96383), (490, 82614), (562, 72030), (588, 68845), (686, 59010), (735, 55076), (843, 48020), (980, 41307), (1029, 39340), (1124, 36015), (1372, 29505), (1405, 28812), (1470, 27538), (1686, 24010), (1715, 23604), (1967, 20580), (2058, 19670), (2401, 16860), (2810, 14406), (2940, 13769), (3372, 12005), (3430, 11802), (3934, 10290), (4116, 9835), (4215, 9604), (4802, 8430), (5145, 7868), (5620, 7203), (5901, 6860)]