27538980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:91

約数の個数: 288

約数和(自身を含む): 103420800

約数和(自身を除く): 75881820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 19, 20, 21, 28, 29, 30, 34, 35, 38, 42, 49, 51, 57, 58, 60, 68, 70, 76, 84, 85, 87, 95, 98, 102, 105, 114, 116, 119, 133, 140, 145, 147, 170, 174, 190, 196, 203, 204, 210, 228, 238, 245, 255, 266, 285, 290, 294, 323, 340, 348, 357, 380, 399, 406, 420, 435, 476, 490, 493, 510, 532, 551, 570, 580, 588, 595, 609, 646, 665, 714, 735, 798, 812, 833, 870, 931, 969, 980, 986, 1015, 1020, 1102, 1140, 1190, 1218, 1292, 1330, 1421, 1428, 1470, 1479, 1596, 1615, 1653, 1666, 1740, 1785, 1862, 1938, 1972, 1995, 2030, 2204, 2261, 2380, 2436, 2465, 2499, 2660, 2755, 2793, 2842, 2940, 2958, 3045, 3230, 3306, 3332, 3451, 3570, 3724, 3857, 3876, 3990, 4060, 4165, 4263, 4522, 4655, 4845, 4930, 4998, 5510, 5586, 5684, 5916, 6090, 6460, 6612, 6783, 6902, 7105, 7140, 7395, 7714, 7980, 8265, 8330, 8526, 9044, 9310, 9367, 9690, 9860, 9996, 10353, 11020, 11172, 11305, 11571, 12180, 12495, 13566, 13804, 13965, 14210, 14790, 15428, 15827, 16530, 16660, 17052, 17255, 18620, 18734, 19285, 19380, 20706, 21315, 22610, 23142, 24157, 24990, 26999, 27132, 27930, 28101, 28420, 29580, 31654, 33060, 33915, 34510, 37468, 38570, 41412, 42630, 45220, 46284, 46835, 47481, 48314, 49980, 51765, 53998, 55860, 56202, 57855, 63308, 65569, 67830, 69020, 72471, 77140, 79135, 80997, 85260, 93670, 94962, 96628, 103530, 107996, 112404, 115710, 120785, 131138, 134995, 135660, 140505, 144942, 158270, 161994, 187340, 189924, 196707, 207060, 231420, 237405, 241570, 262276, 269990, 281010, 289884, 316540, 323988, 327845, 362355, 393414, 404985, 458983, 474810, 483140, 539980, 562020, 655690, 724710, 786828, 809970, 917966, 949620, 983535, 1311380, 1376949, 1449420, 1619940, 1835932, 1967070, 2294915, 2753898, 3934140, 4589830, 5507796, 6884745, 9179660, 13769490, 27538980]

約数ペア:

[(1, 27538980), (2, 13769490), (3, 9179660), (4, 6884745), (5, 5507796), (6, 4589830), (7, 3934140), (10, 2753898), (12, 2294915), (14, 1967070), (15, 1835932), (17, 1619940), (19, 1449420), (20, 1376949), (21, 1311380), (28, 983535), (29, 949620), (30, 917966), (34, 809970), (35, 786828), (38, 724710), (42, 655690), (49, 562020), (51, 539980), (57, 483140), (58, 474810), (60, 458983), (68, 404985), (70, 393414), (76, 362355), (84, 327845), (85, 323988), (87, 316540), (95, 289884), (98, 281010), (102, 269990), (105, 262276), (114, 241570), (116, 237405), (119, 231420), (133, 207060), (140, 196707), (145, 189924), (147, 187340), (170, 161994), (174, 158270), (190, 144942), (196, 140505), (203, 135660), (204, 134995), (210, 131138), (228, 120785), (238, 115710), (245, 112404), (255, 107996), (266, 103530), (285, 96628), (290, 94962), (294, 93670), (323, 85260), (340, 80997), (348, 79135), (357, 77140), (380, 72471), (399, 69020), (406, 67830), (420, 65569), (435, 63308), (476, 57855), (490, 56202), (493, 55860), (510, 53998), (532, 51765), (551, 49980), (570, 48314), (580, 47481), (588, 46835), (595, 46284), (609, 45220), (646, 42630), (665, 41412), (714, 38570), (735, 37468), (798, 34510), (812, 33915), (833, 33060), (870, 31654), (931, 29580), (969, 28420), (980, 28101), (986, 27930), (1015, 27132), (1020, 26999), (1102, 24990), (1140, 24157), (1190, 23142), (1218, 22610), (1292, 21315), (1330, 20706), (1421, 19380), (1428, 19285), (1470, 18734), (1479, 18620), (1596, 17255), (1615, 17052), (1653, 16660), (1666, 16530), (1740, 15827), (1785, 15428), (1862, 14790), (1938, 14210), (1972, 13965), (1995, 13804), (2030, 13566), (2204, 12495), (2261, 12180), (2380, 11571), (2436, 11305), (2465, 11172), (2499, 11020), (2660, 10353), (2755, 9996), (2793, 9860), (2842, 9690), (2940, 9367), (2958, 9310), (3045, 9044), (3230, 8526), (3306, 8330), (3332, 8265), (3451, 7980), (3570, 7714), (3724, 7395), (3857, 7140), (3876, 7105), (3990, 6902), (4060, 6783), (4165, 6612), (4263, 6460), (4522, 6090), (4655, 5916), (4845, 5684), (4930, 5586), (4998, 5510)]