689637780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3169}}^1$

素因数の和:3231

約数の個数: 192

約数和(自身を含む): 2385868800

約数和(自身を除く): 1696231020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 31, 36, 39, 45, 52, 54, 60, 62, 65, 78, 90, 93, 108, 117, 124, 130, 135, 155, 156, 180, 186, 195, 234, 260, 270, 279, 310, 351, 372, 390, 403, 465, 468, 540, 558, 585, 620, 702, 780, 806, 837, 930, 1116, 1170, 1209, 1395, 1404, 1612, 1674, 1755, 1860, 2015, 2340, 2418, 2790, 3169, 3348, 3510, 3627, 4030, 4185, 4836, 5580, 6045, 6338, 7020, 7254, 8060, 8370, 9507, 10881, 12090, 12676, 14508, 15845, 16740, 18135, 19014, 21762, 24180, 28521, 31690, 36270, 38028, 41197, 43524, 47535, 54405, 57042, 63380, 72540, 82394, 85563, 95070, 98239, 108810, 114084, 123591, 142605, 164788, 171126, 190140, 196478, 205985, 217620, 247182, 285210, 294717, 342252, 370773, 392956, 411970, 427815, 491195, 494364, 570420, 589434, 617955, 741546, 823940, 855630, 884151, 982390, 1112319, 1178868, 1235910, 1277107, 1473585, 1483092, 1711260, 1768302, 1853865, 1964780, 2224638, 2471820, 2554214, 2652453, 2947170, 3536604, 3707730, 3831321, 4420755, 4449276, 5108428, 5304906, 5561595, 5894340, 6385535, 7415460, 7662642, 8841510, 10609812, 11123190, 11493963, 12771070, 13262265, 15325284, 17683020, 19156605, 22246380, 22987926, 25542140, 26524530, 34481889, 38313210, 45975852, 53049060, 57469815, 68963778, 76626420, 114939630, 137927556, 172409445, 229879260, 344818890, 689637780]

約数ペア:

[(1, 689637780), (2, 344818890), (3, 229879260), (4, 172409445), (5, 137927556), (6, 114939630), (9, 76626420), (10, 68963778), (12, 57469815), (13, 53049060), (15, 45975852), (18, 38313210), (20, 34481889), (26, 26524530), (27, 25542140), (30, 22987926), (31, 22246380), (36, 19156605), (39, 17683020), (45, 15325284), (52, 13262265), (54, 12771070), (60, 11493963), (62, 11123190), (65, 10609812), (78, 8841510), (90, 7662642), (93, 7415460), (108, 6385535), (117, 5894340), (124, 5561595), (130, 5304906), (135, 5108428), (155, 4449276), (156, 4420755), (180, 3831321), (186, 3707730), (195, 3536604), (234, 2947170), (260, 2652453), (270, 2554214), (279, 2471820), (310, 2224638), (351, 1964780), (372, 1853865), (390, 1768302), (403, 1711260), (465, 1483092), (468, 1473585), (540, 1277107), (558, 1235910), (585, 1178868), (620, 1112319), (702, 982390), (780, 884151), (806, 855630), (837, 823940), (930, 741546), (1116, 617955), (1170, 589434), (1209, 570420), (1395, 494364), (1404, 491195), (1612, 427815), (1674, 411970), (1755, 392956), (1860, 370773), (2015, 342252), (2340, 294717), (2418, 285210), (2790, 247182), (3169, 217620), (3348, 205985), (3510, 196478), (3627, 190140), (4030, 171126), (4185, 164788), (4836, 142605), (5580, 123591), (6045, 114084), (6338, 108810), (7020, 98239), (7254, 95070), (8060, 85563), (8370, 82394), (9507, 72540), (10881, 63380), (12090, 57042), (12676, 54405), (14508, 47535), (15845, 43524), (16740, 41197), (18135, 38028), (19014, 36270), (21762, 31690), (24180, 28521)]