664555680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14887}}^1$

素因数の和:14939

約数の個数: 144

約数和(自身を含む): 2341108224

約数和(自身を除く): 1676552544

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2232, 2480, 2790, 2976, 3720, 4464, 4960, 5580, 7440, 8928, 11160, 14880, 14887, 22320, 29774, 44640, 44661, 59548, 74435, 89322, 119096, 133983, 148870, 178644, 223305, 238192, 267966, 297740, 357288, 446610, 461497, 476384, 535932, 595480, 669915, 714576, 893220, 922994, 1071864, 1190960, 1339830, 1384491, 1429152, 1786440, 1845988, 2143728, 2307485, 2381920, 2679660, 2768982, 3572880, 3691976, 4153473, 4287456, 4614970, 5359320, 5537964, 6922455, 7145760, 7383952, 8306946, 9229940, 10718640, 11075928, 13844910, 14767904, 16613892, 18459880, 20767365, 21437280, 22151856, 27689820, 33227784, 36919760, 41534730, 44303712, 55379640, 66455568, 73839520, 83069460, 110759280, 132911136, 166138920, 221518560, 332277840, 664555680]

約数ペア:

[(1, 664555680), (2, 332277840), (3, 221518560), (4, 166138920), (5, 132911136), (6, 110759280), (8, 83069460), (9, 73839520), (10, 66455568), (12, 55379640), (15, 44303712), (16, 41534730), (18, 36919760), (20, 33227784), (24, 27689820), (30, 22151856), (31, 21437280), (32, 20767365), (36, 18459880), (40, 16613892), (45, 14767904), (48, 13844910), (60, 11075928), (62, 10718640), (72, 9229940), (80, 8306946), (90, 7383952), (93, 7145760), (96, 6922455), (120, 5537964), (124, 5359320), (144, 4614970), (155, 4287456), (160, 4153473), (180, 3691976), (186, 3572880), (240, 2768982), (248, 2679660), (279, 2381920), (288, 2307485), (310, 2143728), (360, 1845988), (372, 1786440), (465, 1429152), (480, 1384491), (496, 1339830), (558, 1190960), (620, 1071864), (720, 922994), (744, 893220), (930, 714576), (992, 669915), (1116, 595480), (1240, 535932), (1395, 476384), (1440, 461497), (1488, 446610), (1860, 357288), (2232, 297740), (2480, 267966), (2790, 238192), (2976, 223305), (3720, 178644), (4464, 148870), (4960, 133983), (5580, 119096), (7440, 89322), (8928, 74435), (11160, 59548), (14880, 44661), (14887, 44640), (22320, 29774)]