55468980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:379

約数の個数: 216

約数和(自身を含む): 206650080

約数和(自身を除く): 151181100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 49, 57, 60, 63, 70, 76, 84, 90, 95, 98, 105, 114, 126, 133, 140, 147, 171, 180, 190, 196, 210, 228, 245, 252, 266, 285, 294, 315, 331, 342, 380, 399, 420, 441, 490, 532, 570, 588, 630, 662, 665, 684, 735, 798, 855, 882, 931, 980, 993, 1140, 1197, 1260, 1324, 1330, 1470, 1596, 1655, 1710, 1764, 1862, 1986, 1995, 2205, 2317, 2394, 2660, 2793, 2940, 2979, 3310, 3420, 3724, 3972, 3990, 4410, 4634, 4655, 4788, 4965, 5586, 5958, 5985, 6289, 6620, 6951, 7980, 8379, 8820, 9268, 9310, 9930, 11172, 11585, 11916, 11970, 12578, 13902, 13965, 14895, 16219, 16758, 18620, 18867, 19860, 20853, 23170, 23940, 25156, 27804, 27930, 29790, 31445, 32438, 33516, 34755, 37734, 41706, 41895, 44023, 46340, 48657, 55860, 56601, 59580, 62890, 64876, 69510, 75468, 81095, 83412, 83790, 88046, 94335, 97314, 104265, 113202, 125780, 132069, 139020, 145971, 162190, 167580, 176092, 188670, 194628, 208530, 220115, 226404, 243285, 264138, 283005, 291942, 308161, 324380, 377340, 396207, 417060, 440230, 486570, 528276, 566010, 583884, 616322, 660345, 729855, 792414, 880460, 924483, 973140, 1132020, 1232644, 1320690, 1459710, 1540805, 1584828, 1848966, 1981035, 2641380, 2773449, 2919420, 3081610, 3697932, 3962070, 4622415, 5546898, 6163220, 7924140, 9244830, 11093796, 13867245, 18489660, 27734490, 55468980]

約数ペア:

[(1, 55468980), (2, 27734490), (3, 18489660), (4, 13867245), (5, 11093796), (6, 9244830), (7, 7924140), (9, 6163220), (10, 5546898), (12, 4622415), (14, 3962070), (15, 3697932), (18, 3081610), (19, 2919420), (20, 2773449), (21, 2641380), (28, 1981035), (30, 1848966), (35, 1584828), (36, 1540805), (38, 1459710), (42, 1320690), (45, 1232644), (49, 1132020), (57, 973140), (60, 924483), (63, 880460), (70, 792414), (76, 729855), (84, 660345), (90, 616322), (95, 583884), (98, 566010), (105, 528276), (114, 486570), (126, 440230), (133, 417060), (140, 396207), (147, 377340), (171, 324380), (180, 308161), (190, 291942), (196, 283005), (210, 264138), (228, 243285), (245, 226404), (252, 220115), (266, 208530), (285, 194628), (294, 188670), (315, 176092), (331, 167580), (342, 162190), (380, 145971), (399, 139020), (420, 132069), (441, 125780), (490, 113202), (532, 104265), (570, 97314), (588, 94335), (630, 88046), (662, 83790), (665, 83412), (684, 81095), (735, 75468), (798, 69510), (855, 64876), (882, 62890), (931, 59580), (980, 56601), (993, 55860), (1140, 48657), (1197, 46340), (1260, 44023), (1324, 41895), (1330, 41706), (1470, 37734), (1596, 34755), (1655, 33516), (1710, 32438), (1764, 31445), (1862, 29790), (1986, 27930), (1995, 27804), (2205, 25156), (2317, 23940), (2394, 23170), (2660, 20853), (2793, 19860), (2940, 18867), (2979, 18620), (3310, 16758), (3420, 16219), (3724, 14895), (3972, 13965), (3990, 13902), (4410, 12578), (4634, 11970), (4655, 11916), (4788, 11585), (4965, 11172), (5586, 9930), (5958, 9310), (5985, 9268), (6289, 8820), (6620, 8379), (6951, 7980)]