1255146880

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{587}}^1$

素因数の和:876

約数の個数: 128

約数和(自身を含む): 3249499680

約数和(自身を除く): 1994352800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 257, 260, 320, 416, 514, 520, 587, 640, 832, 1028, 1040, 1174, 1285, 1664, 2056, 2080, 2348, 2570, 2935, 3341, 4112, 4160, 4696, 5140, 5870, 6682, 7631, 8224, 8320, 9392, 10280, 11740, 13364, 15262, 16448, 16705, 18784, 20560, 23480, 26728, 30524, 32896, 33410, 37568, 38155, 41120, 46960, 53456, 61048, 66820, 75136, 76310, 82240, 93920, 106912, 122096, 133640, 150859, 152620, 164480, 187840, 213824, 244192, 267280, 301718, 305240, 375680, 427648, 488384, 534560, 603436, 610480, 754295, 976768, 1069120, 1206872, 1220960, 1508590, 1961167, 2138240, 2413744, 2441920, 3017180, 3922334, 4827488, 4883840, 6034360, 7844668, 9654976, 9805835, 12068720, 15689336, 19309952, 19611670, 24137440, 31378672, 39223340, 48274880, 62757344, 78446680, 96549760, 125514688, 156893360, 251029376, 313786720, 627573440, 1255146880]

約数ペア:

[(1, 1255146880), (2, 627573440), (4, 313786720), (5, 251029376), (8, 156893360), (10, 125514688), (13, 96549760), (16, 78446680), (20, 62757344), (26, 48274880), (32, 39223340), (40, 31378672), (52, 24137440), (64, 19611670), (65, 19309952), (80, 15689336), (104, 12068720), (128, 9805835), (130, 9654976), (160, 7844668), (208, 6034360), (257, 4883840), (260, 4827488), (320, 3922334), (416, 3017180), (514, 2441920), (520, 2413744), (587, 2138240), (640, 1961167), (832, 1508590), (1028, 1220960), (1040, 1206872), (1174, 1069120), (1285, 976768), (1664, 754295), (2056, 610480), (2080, 603436), (2348, 534560), (2570, 488384), (2935, 427648), (3341, 375680), (4112, 305240), (4160, 301718), (4696, 267280), (5140, 244192), (5870, 213824), (6682, 187840), (7631, 164480), (8224, 152620), (8320, 150859), (9392, 133640), (10280, 122096), (11740, 106912), (13364, 93920), (15262, 82240), (16448, 76310), (16705, 75136), (18784, 66820), (20560, 61048), (23480, 53456), (26728, 46960), (30524, 41120), (32896, 38155), (33410, 37568)]