61545540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:242

約数の個数: 192

約数和(自身を含む): 211599360

約数和(自身を除く): 150053820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 31, 35, 42, 58, 60, 62, 70, 84, 87, 93, 105, 116, 124, 140, 145, 155, 163, 174, 186, 203, 210, 217, 290, 310, 326, 348, 372, 406, 420, 434, 435, 465, 489, 580, 609, 620, 651, 652, 812, 815, 868, 870, 899, 930, 978, 1015, 1085, 1141, 1218, 1302, 1630, 1740, 1798, 1860, 1956, 2030, 2170, 2282, 2436, 2445, 2604, 2697, 3045, 3255, 3260, 3423, 3596, 4060, 4340, 4495, 4564, 4727, 4890, 5053, 5394, 5705, 6090, 6293, 6510, 6846, 8990, 9454, 9780, 10106, 10788, 11410, 12180, 12586, 13020, 13485, 13692, 14181, 15159, 17115, 17980, 18879, 18908, 20212, 22820, 23635, 25172, 25265, 26970, 28362, 30318, 31465, 33089, 34230, 35371, 37758, 47270, 50530, 53940, 56724, 60636, 62930, 66178, 68460, 70742, 70905, 75516, 75795, 94395, 94540, 99267, 101060, 106113, 125860, 132356, 141484, 141810, 146537, 151590, 165445, 176855, 188790, 198534, 212226, 283620, 293074, 303180, 330890, 353710, 377580, 397068, 424452, 439611, 496335, 530565, 586148, 661780, 707420, 732685, 879222, 992670, 1025759, 1061130, 1465370, 1758444, 1985340, 2051518, 2122260, 2198055, 2930740, 3077277, 4103036, 4396110, 5128795, 6154554, 8792220, 10257590, 12309108, 15386385, 20515180, 30772770, 61545540]

約数ペア:

[(1, 61545540), (2, 30772770), (3, 20515180), (4, 15386385), (5, 12309108), (6, 10257590), (7, 8792220), (10, 6154554), (12, 5128795), (14, 4396110), (15, 4103036), (20, 3077277), (21, 2930740), (28, 2198055), (29, 2122260), (30, 2051518), (31, 1985340), (35, 1758444), (42, 1465370), (58, 1061130), (60, 1025759), (62, 992670), (70, 879222), (84, 732685), (87, 707420), (93, 661780), (105, 586148), (116, 530565), (124, 496335), (140, 439611), (145, 424452), (155, 397068), (163, 377580), (174, 353710), (186, 330890), (203, 303180), (210, 293074), (217, 283620), (290, 212226), (310, 198534), (326, 188790), (348, 176855), (372, 165445), (406, 151590), (420, 146537), (434, 141810), (435, 141484), (465, 132356), (489, 125860), (580, 106113), (609, 101060), (620, 99267), (651, 94540), (652, 94395), (812, 75795), (815, 75516), (868, 70905), (870, 70742), (899, 68460), (930, 66178), (978, 62930), (1015, 60636), (1085, 56724), (1141, 53940), (1218, 50530), (1302, 47270), (1630, 37758), (1740, 35371), (1798, 34230), (1860, 33089), (1956, 31465), (2030, 30318), (2170, 28362), (2282, 26970), (2436, 25265), (2445, 25172), (2604, 23635), (2697, 22820), (3045, 20212), (3255, 18908), (3260, 18879), (3423, 17980), (3596, 17115), (4060, 15159), (4340, 14181), (4495, 13692), (4564, 13485), (4727, 13020), (4890, 12586), (5053, 12180), (5394, 11410), (5705, 10788), (6090, 10106), (6293, 9780), (6510, 9454), (6846, 8990)]