281488350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1193}}^1$

素因数の和:1243

約数の個数: 144

約数和(自身を含む): 827040816

約数和(自身を除く): 545552466

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 25, 26, 30, 33, 39, 50, 55, 65, 66, 75, 78, 110, 121, 130, 143, 150, 165, 195, 242, 275, 286, 325, 330, 363, 390, 429, 550, 605, 650, 715, 726, 825, 858, 975, 1193, 1210, 1430, 1573, 1650, 1815, 1950, 2145, 2386, 3025, 3146, 3575, 3579, 3630, 4290, 4719, 5965, 6050, 7150, 7158, 7865, 9075, 9438, 10725, 11930, 13123, 15509, 15730, 17895, 18150, 21450, 23595, 26246, 29825, 31018, 35790, 39325, 39369, 46527, 47190, 59650, 65615, 77545, 78650, 78738, 89475, 93054, 117975, 131230, 144353, 155090, 170599, 178950, 196845, 232635, 235950, 288706, 328075, 341198, 387725, 393690, 433059, 465270, 511797, 656150, 721765, 775450, 852995, 866118, 984225, 1023594, 1163175, 1443530, 1705990, 1876589, 1968450, 2165295, 2326350, 2558985, 3608825, 3753178, 4264975, 4330590, 5117970, 5629767, 7217650, 8529950, 9382945, 10826475, 11259534, 12794925, 18765890, 21652950, 25589850, 28148835, 46914725, 56297670, 93829450, 140744175, 281488350]

約数ペア:

[(1, 281488350), (2, 140744175), (3, 93829450), (5, 56297670), (6, 46914725), (10, 28148835), (11, 25589850), (13, 21652950), (15, 18765890), (22, 12794925), (25, 11259534), (26, 10826475), (30, 9382945), (33, 8529950), (39, 7217650), (50, 5629767), (55, 5117970), (65, 4330590), (66, 4264975), (75, 3753178), (78, 3608825), (110, 2558985), (121, 2326350), (130, 2165295), (143, 1968450), (150, 1876589), (165, 1705990), (195, 1443530), (242, 1163175), (275, 1023594), (286, 984225), (325, 866118), (330, 852995), (363, 775450), (390, 721765), (429, 656150), (550, 511797), (605, 465270), (650, 433059), (715, 393690), (726, 387725), (825, 341198), (858, 328075), (975, 288706), (1193, 235950), (1210, 232635), (1430, 196845), (1573, 178950), (1650, 170599), (1815, 155090), (1950, 144353), (2145, 131230), (2386, 117975), (3025, 93054), (3146, 89475), (3575, 78738), (3579, 78650), (3630, 77545), (4290, 65615), (4719, 59650), (5965, 47190), (6050, 46527), (7150, 39369), (7158, 39325), (7865, 35790), (9075, 31018), (9438, 29825), (10725, 26246), (11930, 23595), (13123, 21450), (15509, 18150), (15730, 17895)]