198899100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{7129}}^1$

素因数の和:7180

約数の個数: 108

約数和(自身を含む): 643639360

約数和(自身を除く): 444740260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 31, 36, 45, 50, 60, 62, 75, 90, 93, 100, 124, 150, 155, 180, 186, 225, 279, 300, 310, 372, 450, 465, 558, 620, 775, 900, 930, 1116, 1395, 1550, 1860, 2325, 2790, 3100, 4650, 5580, 6975, 7129, 9300, 13950, 14258, 21387, 27900, 28516, 35645, 42774, 64161, 71290, 85548, 106935, 128322, 142580, 178225, 213870, 220999, 256644, 320805, 356450, 427740, 441998, 534675, 641610, 662997, 712900, 883996, 1069350, 1104995, 1283220, 1325994, 1604025, 1988991, 2138700, 2209990, 2651988, 3208050, 3314985, 3977982, 4419980, 5524975, 6416100, 6629970, 7955964, 9944955, 11049950, 13259940, 16574925, 19889910, 22099900, 33149850, 39779820, 49724775, 66299700, 99449550, 198899100]

約数ペア:

[(1, 198899100), (2, 99449550), (3, 66299700), (4, 49724775), (5, 39779820), (6, 33149850), (9, 22099900), (10, 19889910), (12, 16574925), (15, 13259940), (18, 11049950), (20, 9944955), (25, 7955964), (30, 6629970), (31, 6416100), (36, 5524975), (45, 4419980), (50, 3977982), (60, 3314985), (62, 3208050), (75, 2651988), (90, 2209990), (93, 2138700), (100, 1988991), (124, 1604025), (150, 1325994), (155, 1283220), (180, 1104995), (186, 1069350), (225, 883996), (279, 712900), (300, 662997), (310, 641610), (372, 534675), (450, 441998), (465, 427740), (558, 356450), (620, 320805), (775, 256644), (900, 220999), (930, 213870), (1116, 178225), (1395, 142580), (1550, 128322), (1860, 106935), (2325, 85548), (2790, 71290), (3100, 64161), (4650, 42774), (5580, 35645), (6975, 28516), (7129, 27900), (9300, 21387), (13950, 14258)]