90902460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{659}}^1$

素因数の和:712

約数の個数: 144

約数和(自身を含む): 294940800

約数和(自身を除く): 204038340

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 33, 38, 44, 55, 57, 60, 66, 76, 95, 110, 114, 121, 132, 165, 190, 209, 220, 228, 242, 285, 330, 363, 380, 418, 484, 570, 605, 627, 659, 660, 726, 836, 1045, 1140, 1210, 1254, 1318, 1452, 1815, 1977, 2090, 2299, 2420, 2508, 2636, 3135, 3295, 3630, 3954, 4180, 4598, 6270, 6590, 6897, 7249, 7260, 7908, 9196, 9885, 11495, 12521, 12540, 13180, 13794, 14498, 19770, 21747, 22990, 25042, 27588, 28996, 34485, 36245, 37563, 39540, 43494, 45980, 50084, 62605, 68970, 72490, 75126, 79739, 86988, 108735, 125210, 137731, 137940, 144980, 150252, 159478, 187815, 217470, 239217, 250420, 275462, 318956, 375630, 398695, 413193, 434940, 478434, 550924, 688655, 751260, 797390, 826386, 956868, 1196085, 1377310, 1515041, 1594780, 1652772, 2065965, 2392170, 2754620, 3030082, 4131930, 4545123, 4784340, 6060164, 7575205, 8263860, 9090246, 15150410, 18180492, 22725615, 30300820, 45451230, 90902460]

約数ペア:

[(1, 90902460), (2, 45451230), (3, 30300820), (4, 22725615), (5, 18180492), (6, 15150410), (10, 9090246), (11, 8263860), (12, 7575205), (15, 6060164), (19, 4784340), (20, 4545123), (22, 4131930), (30, 3030082), (33, 2754620), (38, 2392170), (44, 2065965), (55, 1652772), (57, 1594780), (60, 1515041), (66, 1377310), (76, 1196085), (95, 956868), (110, 826386), (114, 797390), (121, 751260), (132, 688655), (165, 550924), (190, 478434), (209, 434940), (220, 413193), (228, 398695), (242, 375630), (285, 318956), (330, 275462), (363, 250420), (380, 239217), (418, 217470), (484, 187815), (570, 159478), (605, 150252), (627, 144980), (659, 137940), (660, 137731), (726, 125210), (836, 108735), (1045, 86988), (1140, 79739), (1210, 75126), (1254, 72490), (1318, 68970), (1452, 62605), (1815, 50084), (1977, 45980), (2090, 43494), (2299, 39540), (2420, 37563), (2508, 36245), (2636, 34485), (3135, 28996), (3295, 27588), (3630, 25042), (3954, 22990), (4180, 21747), (4598, 19770), (6270, 14498), (6590, 13794), (6897, 13180), (7249, 12540), (7260, 12521), (7908, 11495), (9196, 9885)]