61815240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:268

約数の個数: 192

約数和(自身を含む): 215654400

約数和(自身を除く): 153839160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 31, 36, 40, 45, 58, 60, 62, 72, 87, 90, 93, 116, 120, 124, 145, 155, 174, 180, 186, 191, 232, 248, 261, 279, 290, 310, 348, 360, 372, 382, 435, 465, 522, 558, 573, 580, 620, 696, 744, 764, 870, 899, 930, 955, 1044, 1116, 1146, 1160, 1240, 1305, 1395, 1528, 1719, 1740, 1798, 1860, 1910, 2088, 2232, 2292, 2610, 2697, 2790, 2865, 3438, 3480, 3596, 3720, 3820, 4495, 4584, 5220, 5394, 5539, 5580, 5730, 5921, 6876, 7192, 7640, 8091, 8595, 8990, 10440, 10788, 11078, 11160, 11460, 11842, 13485, 13752, 16182, 16617, 17190, 17763, 17980, 21576, 22156, 22920, 23684, 26970, 27695, 29605, 32364, 33234, 34380, 35526, 35960, 40455, 44312, 47368, 49851, 53289, 53940, 55390, 59210, 64728, 66468, 68760, 71052, 80910, 83085, 88815, 99702, 106578, 107880, 110780, 118420, 132936, 142104, 161820, 166170, 171709, 177630, 199404, 213156, 221560, 236840, 249255, 266445, 323640, 332340, 343418, 355260, 398808, 426312, 498510, 515127, 532890, 664680, 686836, 710520, 858545, 997020, 1030254, 1065780, 1373672, 1545381, 1717090, 1994040, 2060508, 2131560, 2575635, 3090762, 3434180, 4121016, 5151270, 6181524, 6868360, 7726905, 10302540, 12363048, 15453810, 20605080, 30907620, 61815240]

約数ペア:

[(1, 61815240), (2, 30907620), (3, 20605080), (4, 15453810), (5, 12363048), (6, 10302540), (8, 7726905), (9, 6868360), (10, 6181524), (12, 5151270), (15, 4121016), (18, 3434180), (20, 3090762), (24, 2575635), (29, 2131560), (30, 2060508), (31, 1994040), (36, 1717090), (40, 1545381), (45, 1373672), (58, 1065780), (60, 1030254), (62, 997020), (72, 858545), (87, 710520), (90, 686836), (93, 664680), (116, 532890), (120, 515127), (124, 498510), (145, 426312), (155, 398808), (174, 355260), (180, 343418), (186, 332340), (191, 323640), (232, 266445), (248, 249255), (261, 236840), (279, 221560), (290, 213156), (310, 199404), (348, 177630), (360, 171709), (372, 166170), (382, 161820), (435, 142104), (465, 132936), (522, 118420), (558, 110780), (573, 107880), (580, 106578), (620, 99702), (696, 88815), (744, 83085), (764, 80910), (870, 71052), (899, 68760), (930, 66468), (955, 64728), (1044, 59210), (1116, 55390), (1146, 53940), (1160, 53289), (1240, 49851), (1305, 47368), (1395, 44312), (1528, 40455), (1719, 35960), (1740, 35526), (1798, 34380), (1860, 33234), (1910, 32364), (2088, 29605), (2232, 27695), (2292, 26970), (2610, 23684), (2697, 22920), (2790, 22156), (2865, 21576), (3438, 17980), (3480, 17763), (3596, 17190), (3720, 16617), (3820, 16182), (4495, 13752), (4584, 13485), (5220, 11842), (5394, 11460), (5539, 11160), (5580, 11078), (5730, 10788), (5921, 10440), (6876, 8990), (7192, 8595), (7640, 8091)]