255597720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2557}}^1$

素因数の和:2602

約数の個数: 192

約数和(自身を含む): 944822880

約数和(自身を除く): 689225160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 49, 51, 56, 60, 68, 70, 84, 85, 98, 102, 105, 119, 120, 136, 140, 147, 168, 170, 196, 204, 210, 238, 245, 255, 280, 294, 340, 357, 392, 408, 420, 476, 490, 510, 588, 595, 680, 714, 735, 833, 840, 952, 980, 1020, 1176, 1190, 1428, 1470, 1666, 1785, 1960, 2040, 2380, 2499, 2557, 2856, 2940, 3332, 3570, 4165, 4760, 4998, 5114, 5880, 6664, 7140, 7671, 8330, 9996, 10228, 12495, 12785, 14280, 15342, 16660, 17899, 19992, 20456, 24990, 25570, 30684, 33320, 35798, 38355, 43469, 49980, 51140, 53697, 61368, 71596, 76710, 86938, 89495, 99960, 102280, 107394, 125293, 130407, 143192, 153420, 173876, 178990, 214788, 217345, 250586, 260814, 268485, 304283, 306840, 347752, 357980, 375879, 429576, 434690, 501172, 521628, 536970, 608566, 626465, 652035, 715960, 751758, 869380, 912849, 1002344, 1043256, 1073940, 1217132, 1252930, 1304070, 1503516, 1521415, 1738760, 1825698, 1879395, 2129981, 2147880, 2434264, 2505860, 2608140, 3007032, 3042830, 3651396, 3758790, 4259962, 4564245, 5011720, 5216280, 6085660, 6389943, 7302792, 7517580, 8519924, 9128490, 10649905, 12171320, 12779886, 15035160, 17039848, 18256980, 21299810, 25559772, 31949715, 36513960, 42599620, 51119544, 63899430, 85199240, 127798860, 255597720]

約数ペア:

[(1, 255597720), (2, 127798860), (3, 85199240), (4, 63899430), (5, 51119544), (6, 42599620), (7, 36513960), (8, 31949715), (10, 25559772), (12, 21299810), (14, 18256980), (15, 17039848), (17, 15035160), (20, 12779886), (21, 12171320), (24, 10649905), (28, 9128490), (30, 8519924), (34, 7517580), (35, 7302792), (40, 6389943), (42, 6085660), (49, 5216280), (51, 5011720), (56, 4564245), (60, 4259962), (68, 3758790), (70, 3651396), (84, 3042830), (85, 3007032), (98, 2608140), (102, 2505860), (105, 2434264), (119, 2147880), (120, 2129981), (136, 1879395), (140, 1825698), (147, 1738760), (168, 1521415), (170, 1503516), (196, 1304070), (204, 1252930), (210, 1217132), (238, 1073940), (245, 1043256), (255, 1002344), (280, 912849), (294, 869380), (340, 751758), (357, 715960), (392, 652035), (408, 626465), (420, 608566), (476, 536970), (490, 521628), (510, 501172), (588, 434690), (595, 429576), (680, 375879), (714, 357980), (735, 347752), (833, 306840), (840, 304283), (952, 268485), (980, 260814), (1020, 250586), (1176, 217345), (1190, 214788), (1428, 178990), (1470, 173876), (1666, 153420), (1785, 143192), (1960, 130407), (2040, 125293), (2380, 107394), (2499, 102280), (2557, 99960), (2856, 89495), (2940, 86938), (3332, 76710), (3570, 71596), (4165, 61368), (4760, 53697), (4998, 51140), (5114, 49980), (5880, 43469), (6664, 38355), (7140, 35798), (7671, 33320), (8330, 30684), (9996, 25570), (10228, 24990), (12495, 20456), (12785, 19992), (14280, 17899), (15342, 16660)]