1789320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:95

約数の個数: 128

約数和(自身を含む): 6128640

約数和(自身を除く): 4339320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 37, 39, 40, 52, 60, 62, 65, 74, 78, 93, 104, 111, 120, 124, 130, 148, 155, 156, 185, 186, 195, 222, 248, 260, 296, 310, 312, 370, 372, 390, 403, 444, 465, 481, 520, 555, 620, 740, 744, 780, 806, 888, 930, 962, 1110, 1147, 1209, 1240, 1443, 1480, 1560, 1612, 1860, 1924, 2015, 2220, 2294, 2405, 2418, 2886, 3224, 3441, 3720, 3848, 4030, 4440, 4588, 4810, 4836, 5735, 5772, 6045, 6882, 7215, 8060, 9176, 9620, 9672, 11470, 11544, 12090, 13764, 14430, 14911, 16120, 17205, 19240, 22940, 24180, 27528, 28860, 29822, 34410, 44733, 45880, 48360, 57720, 59644, 68820, 74555, 89466, 119288, 137640, 149110, 178932, 223665, 298220, 357864, 447330, 596440, 894660, 1789320]

約数ペア:

[(1, 1789320), (2, 894660), (3, 596440), (4, 447330), (5, 357864), (6, 298220), (8, 223665), (10, 178932), (12, 149110), (13, 137640), (15, 119288), (20, 89466), (24, 74555), (26, 68820), (30, 59644), (31, 57720), (37, 48360), (39, 45880), (40, 44733), (52, 34410), (60, 29822), (62, 28860), (65, 27528), (74, 24180), (78, 22940), (93, 19240), (104, 17205), (111, 16120), (120, 14911), (124, 14430), (130, 13764), (148, 12090), (155, 11544), (156, 11470), (185, 9672), (186, 9620), (195, 9176), (222, 8060), (248, 7215), (260, 6882), (296, 6045), (310, 5772), (312, 5735), (370, 4836), (372, 4810), (390, 4588), (403, 4440), (444, 4030), (465, 3848), (481, 3720), (520, 3441), (555, 3224), (620, 2886), (740, 2418), (744, 2405), (780, 2294), (806, 2220), (888, 2015), (930, 1924), (962, 1860), (1110, 1612), (1147, 1560), (1209, 1480), (1240, 1443)]