20164584930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{6619}}^1$

素因数の和:6888

約数の個数: 128

約数和(自身を含む): 56281651200

約数和(自身を除く): 36117066270

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 89, 105, 163, 178, 210, 267, 326, 445, 489, 534, 623, 815, 890, 978, 1141, 1246, 1335, 1630, 1869, 2282, 2445, 2670, 3115, 3423, 3738, 4890, 5705, 6230, 6619, 6846, 9345, 11410, 13238, 14507, 17115, 18690, 19857, 29014, 33095, 34230, 39714, 43521, 46333, 66190, 72535, 87042, 92666, 99285, 101549, 138999, 145070, 198570, 203098, 217605, 231665, 277998, 304647, 435210, 463330, 507745, 589091, 609294, 694995, 1015490, 1078897, 1178182, 1389990, 1523235, 1767273, 2157794, 2945455, 3046470, 3236691, 3534546, 4123637, 5394485, 5890910, 6473382, 7552279, 8247274, 8836365, 10788970, 12370911, 15104558, 16183455, 17672730, 20618185, 22656837, 24741822, 32366910, 37761395, 41236370, 45313674, 61854555, 75522790, 96021833, 113284185, 123709110, 192043666, 226568370, 288065499, 480109165, 576130998, 672152831, 960218330, 1344305662, 1440327495, 2016458493, 2880654990, 3360764155, 4032916986, 6721528310, 10082292465, 20164584930]

約数ペア:

[(1, 20164584930), (2, 10082292465), (3, 6721528310), (5, 4032916986), (6, 3360764155), (7, 2880654990), (10, 2016458493), (14, 1440327495), (15, 1344305662), (21, 960218330), (30, 672152831), (35, 576130998), (42, 480109165), (70, 288065499), (89, 226568370), (105, 192043666), (163, 123709110), (178, 113284185), (210, 96021833), (267, 75522790), (326, 61854555), (445, 45313674), (489, 41236370), (534, 37761395), (623, 32366910), (815, 24741822), (890, 22656837), (978, 20618185), (1141, 17672730), (1246, 16183455), (1335, 15104558), (1630, 12370911), (1869, 10788970), (2282, 8836365), (2445, 8247274), (2670, 7552279), (3115, 6473382), (3423, 5890910), (3738, 5394485), (4890, 4123637), (5705, 3534546), (6230, 3236691), (6619, 3046470), (6846, 2945455), (9345, 2157794), (11410, 1767273), (13238, 1523235), (14507, 1389990), (17115, 1178182), (18690, 1078897), (19857, 1015490), (29014, 694995), (33095, 609294), (34230, 589091), (39714, 507745), (43521, 463330), (46333, 435210), (66190, 304647), (72535, 277998), (87042, 231665), (92666, 217605), (99285, 203098), (101549, 198570), (138999, 145070)]