420565236

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1487}}^1$

素因数の和:1558

約数の個数: 144

約数和(自身を含む): 1263419136

約数和(自身を除く): 842853900

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 37, 39, 42, 49, 52, 74, 78, 84, 91, 98, 111, 147, 148, 156, 182, 196, 222, 259, 273, 294, 364, 444, 481, 518, 546, 588, 637, 777, 962, 1036, 1092, 1274, 1443, 1487, 1554, 1813, 1911, 1924, 2548, 2886, 2974, 3108, 3367, 3626, 3822, 4461, 5439, 5772, 5948, 6734, 7252, 7644, 8922, 10101, 10409, 10878, 13468, 17844, 19331, 20202, 20818, 21756, 23569, 31227, 38662, 40404, 41636, 47138, 55019, 57993, 62454, 70707, 72863, 77324, 94276, 110038, 115986, 124908, 135317, 141414, 145726, 165057, 218589, 220076, 231972, 270634, 282828, 291452, 330114, 385133, 405951, 437178, 541268, 660228, 715247, 770266, 811902, 874356, 947219, 1155399, 1430494, 1540532, 1623804, 1894438, 2145741, 2310798, 2695931, 2841657, 2860988, 3788876, 4291482, 4621596, 5006729, 5391862, 5683314, 8087793, 8582964, 10013458, 10783724, 11366628, 15020187, 16175586, 20026916, 30040374, 32351172, 35047103, 60080748, 70094206, 105141309, 140188412, 210282618, 420565236]

約数ペア:

[(1, 420565236), (2, 210282618), (3, 140188412), (4, 105141309), (6, 70094206), (7, 60080748), (12, 35047103), (13, 32351172), (14, 30040374), (21, 20026916), (26, 16175586), (28, 15020187), (37, 11366628), (39, 10783724), (42, 10013458), (49, 8582964), (52, 8087793), (74, 5683314), (78, 5391862), (84, 5006729), (91, 4621596), (98, 4291482), (111, 3788876), (147, 2860988), (148, 2841657), (156, 2695931), (182, 2310798), (196, 2145741), (222, 1894438), (259, 1623804), (273, 1540532), (294, 1430494), (364, 1155399), (444, 947219), (481, 874356), (518, 811902), (546, 770266), (588, 715247), (637, 660228), (777, 541268), (962, 437178), (1036, 405951), (1092, 385133), (1274, 330114), (1443, 291452), (1487, 282828), (1554, 270634), (1813, 231972), (1911, 220076), (1924, 218589), (2548, 165057), (2886, 145726), (2974, 141414), (3108, 135317), (3367, 124908), (3626, 115986), (3822, 110038), (4461, 94276), (5439, 77324), (5772, 72863), (5948, 70707), (6734, 62454), (7252, 57993), (7644, 55019), (8922, 47138), (10101, 41636), (10409, 40404), (10878, 38662), (13468, 31227), (17844, 23569), (19331, 21756), (20202, 20818)]