28723726440

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{65027}}^1$

素因数の和:65456

約数の個数: 128

約数和(自身を含む): 95981328000

約数和(自身を除く): 67257601560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 409, 540, 818, 1080, 1227, 1636, 2045, 2454, 3272, 3681, 4090, 4908, 6135, 7362, 8180, 9816, 11043, 12270, 14724, 16360, 18405, 22086, 24540, 29448, 36810, 44172, 49080, 55215, 65027, 73620, 88344, 110430, 130054, 147240, 195081, 220860, 260108, 325135, 390162, 441720, 520216, 585243, 650270, 780324, 975405, 1170486, 1300540, 1560648, 1755729, 1950810, 2340972, 2601080, 2926215, 3511458, 3901620, 4681944, 5852430, 7022916, 7803240, 8778645, 11704860, 14045832, 17557290, 23409720, 26596043, 35114580, 53192086, 70229160, 79788129, 106384172, 132980215, 159576258, 212768344, 239364387, 265960430, 319152516, 398940645, 478728774, 531920860, 638305032, 718093161, 797881290, 957457548, 1063841720, 1196821935, 1436186322, 1595762580, 1914915096, 2393643870, 2872372644, 3191525160, 3590465805, 4787287740, 5744745288, 7180931610, 9574575480, 14361863220, 28723726440]

約数ペア:

[(1, 28723726440), (2, 14361863220), (3, 9574575480), (4, 7180931610), (5, 5744745288), (6, 4787287740), (8, 3590465805), (9, 3191525160), (10, 2872372644), (12, 2393643870), (15, 1914915096), (18, 1595762580), (20, 1436186322), (24, 1196821935), (27, 1063841720), (30, 957457548), (36, 797881290), (40, 718093161), (45, 638305032), (54, 531920860), (60, 478728774), (72, 398940645), (90, 319152516), (108, 265960430), (120, 239364387), (135, 212768344), (180, 159576258), (216, 132980215), (270, 106384172), (360, 79788129), (409, 70229160), (540, 53192086), (818, 35114580), (1080, 26596043), (1227, 23409720), (1636, 17557290), (2045, 14045832), (2454, 11704860), (3272, 8778645), (3681, 7803240), (4090, 7022916), (4908, 5852430), (6135, 4681944), (7362, 3901620), (8180, 3511458), (9816, 2926215), (11043, 2601080), (12270, 2340972), (14724, 1950810), (16360, 1755729), (18405, 1560648), (22086, 1300540), (24540, 1170486), (29448, 975405), (36810, 780324), (44172, 650270), (49080, 585243), (55215, 520216), (65027, 441720), (73620, 390162), (88344, 325135), (110430, 260108), (130054, 220860), (147240, 195081)]