20742912300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{17509}}^1$

素因数の和:17896

約数の個数: 144

約数和(自身を含む): 65658297600

約数和(自身を除く): 44915385300

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 66, 75, 100, 110, 132, 150, 165, 220, 275, 300, 330, 359, 550, 660, 718, 825, 1077, 1100, 1436, 1650, 1795, 2154, 3300, 3590, 3949, 4308, 5385, 7180, 7898, 8975, 10770, 11847, 15796, 17509, 17950, 19745, 21540, 23694, 26925, 35018, 35900, 39490, 47388, 52527, 53850, 59235, 70036, 78980, 87545, 98725, 105054, 107700, 118470, 175090, 192599, 197450, 210108, 236940, 262635, 296175, 350180, 385198, 394900, 437725, 525270, 577797, 592350, 770396, 875450, 962995, 1050540, 1155594, 1184700, 1313175, 1750900, 1925990, 2311188, 2626350, 2888985, 3851980, 4814975, 5252700, 5777970, 6285731, 9629950, 11555940, 12571462, 14444925, 18857193, 19259900, 25142924, 28889850, 31428655, 37714386, 57779700, 62857310, 69143041, 75428772, 94285965, 125714620, 138286082, 157143275, 188571930, 207429123, 276572164, 314286550, 345715205, 377143860, 414858246, 471429825, 628573100, 691430410, 829716492, 942859650, 1037145615, 1382860820, 1728576025, 1885719300, 2074291230, 3457152050, 4148582460, 5185728075, 6914304100, 10371456150, 20742912300]

約数ペア:

[(1, 20742912300), (2, 10371456150), (3, 6914304100), (4, 5185728075), (5, 4148582460), (6, 3457152050), (10, 2074291230), (11, 1885719300), (12, 1728576025), (15, 1382860820), (20, 1037145615), (22, 942859650), (25, 829716492), (30, 691430410), (33, 628573100), (44, 471429825), (50, 414858246), (55, 377143860), (60, 345715205), (66, 314286550), (75, 276572164), (100, 207429123), (110, 188571930), (132, 157143275), (150, 138286082), (165, 125714620), (220, 94285965), (275, 75428772), (300, 69143041), (330, 62857310), (359, 57779700), (550, 37714386), (660, 31428655), (718, 28889850), (825, 25142924), (1077, 19259900), (1100, 18857193), (1436, 14444925), (1650, 12571462), (1795, 11555940), (2154, 9629950), (3300, 6285731), (3590, 5777970), (3949, 5252700), (4308, 4814975), (5385, 3851980), (7180, 2888985), (7898, 2626350), (8975, 2311188), (10770, 1925990), (11847, 1750900), (15796, 1313175), (17509, 1184700), (17950, 1155594), (19745, 1050540), (21540, 962995), (23694, 875450), (26925, 770396), (35018, 592350), (35900, 577797), (39490, 525270), (47388, 437725), (52527, 394900), (53850, 385198), (59235, 350180), (70036, 296175), (78980, 262635), (87545, 236940), (98725, 210108), (105054, 197450), (107700, 192599), (118470, 175090)]