78523620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:250

約数の個数: 192

約数和(自身を含む): 268025856

約数和(自身を除く): 189502236

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 37, 42, 60, 62, 70, 74, 84, 93, 105, 111, 124, 140, 148, 155, 163, 185, 186, 210, 217, 222, 259, 310, 326, 370, 372, 420, 434, 444, 465, 489, 518, 555, 620, 651, 652, 740, 777, 815, 868, 930, 978, 1036, 1085, 1110, 1141, 1147, 1295, 1302, 1554, 1630, 1860, 1956, 2170, 2220, 2282, 2294, 2445, 2590, 2604, 3108, 3255, 3260, 3423, 3441, 3885, 4340, 4564, 4588, 4890, 5053, 5180, 5705, 5735, 6031, 6510, 6846, 6882, 7770, 8029, 9780, 10106, 11410, 11470, 12062, 13020, 13692, 13764, 15159, 15540, 16058, 17115, 17205, 18093, 20212, 22820, 22940, 24087, 24124, 25265, 30155, 30318, 32116, 34230, 34410, 35371, 36186, 40145, 42217, 48174, 50530, 60310, 60636, 68460, 68820, 70742, 72372, 75795, 80290, 84434, 90465, 96348, 101060, 106113, 120435, 120620, 126651, 141484, 151590, 160580, 168868, 176855, 180930, 186961, 211085, 212226, 240870, 253302, 303180, 353710, 361860, 373922, 422170, 424452, 481740, 506604, 530565, 560883, 633255, 707420, 747844, 844340, 934805, 1061130, 1121766, 1266510, 1308727, 1869610, 2122260, 2243532, 2533020, 2617454, 2804415, 3739220, 3926181, 5234908, 5608830, 6543635, 7852362, 11217660, 13087270, 15704724, 19630905, 26174540, 39261810, 78523620]

約数ペア:

[(1, 78523620), (2, 39261810), (3, 26174540), (4, 19630905), (5, 15704724), (6, 13087270), (7, 11217660), (10, 7852362), (12, 6543635), (14, 5608830), (15, 5234908), (20, 3926181), (21, 3739220), (28, 2804415), (30, 2617454), (31, 2533020), (35, 2243532), (37, 2122260), (42, 1869610), (60, 1308727), (62, 1266510), (70, 1121766), (74, 1061130), (84, 934805), (93, 844340), (105, 747844), (111, 707420), (124, 633255), (140, 560883), (148, 530565), (155, 506604), (163, 481740), (185, 424452), (186, 422170), (210, 373922), (217, 361860), (222, 353710), (259, 303180), (310, 253302), (326, 240870), (370, 212226), (372, 211085), (420, 186961), (434, 180930), (444, 176855), (465, 168868), (489, 160580), (518, 151590), (555, 141484), (620, 126651), (651, 120620), (652, 120435), (740, 106113), (777, 101060), (815, 96348), (868, 90465), (930, 84434), (978, 80290), (1036, 75795), (1085, 72372), (1110, 70742), (1141, 68820), (1147, 68460), (1295, 60636), (1302, 60310), (1554, 50530), (1630, 48174), (1860, 42217), (1956, 40145), (2170, 36186), (2220, 35371), (2282, 34410), (2294, 34230), (2445, 32116), (2590, 30318), (2604, 30155), (3108, 25265), (3255, 24124), (3260, 24087), (3423, 22940), (3441, 22820), (3885, 20212), (4340, 18093), (4564, 17205), (4588, 17115), (4890, 16058), (5053, 15540), (5180, 15159), (5705, 13764), (5735, 13692), (6031, 13020), (6510, 12062), (6846, 11470), (6882, 11410), (7770, 10106), (8029, 9780)]