1431305820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{66821}}^1$

素因数の和:66860

約数の個数: 144

約数和(自身を含む): 5253812928

約数和(自身を除く): 3822507108

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 4284, 5355, 7140, 10710, 21420, 66821, 133642, 200463, 267284, 334105, 400926, 467747, 601389, 668210, 801852, 935494, 1002315, 1135957, 1202778, 1336420, 1403241, 1870988, 2004630, 2271914, 2338735, 2405556, 2806482, 3006945, 3407871, 4009260, 4209723, 4543828, 4677470, 5612964, 5679785, 6013890, 6815742, 7016205, 7951699, 8419446, 9354940, 10223613, 11359570, 12027780, 13631484, 14032410, 15903398, 16838892, 17039355, 20447226, 21048615, 22719140, 23855097, 28064820, 31806796, 34078710, 39758495, 40894452, 42097230, 47710194, 51118065, 68157420, 71565291, 79516990, 84194460, 95420388, 102236130, 119275485, 143130582, 159033980, 204472260, 238550970, 286261164, 357826455, 477101940, 715652910, 1431305820]

約数ペア:

[(1, 1431305820), (2, 715652910), (3, 477101940), (4, 357826455), (5, 286261164), (6, 238550970), (7, 204472260), (9, 159033980), (10, 143130582), (12, 119275485), (14, 102236130), (15, 95420388), (17, 84194460), (18, 79516990), (20, 71565291), (21, 68157420), (28, 51118065), (30, 47710194), (34, 42097230), (35, 40894452), (36, 39758495), (42, 34078710), (45, 31806796), (51, 28064820), (60, 23855097), (63, 22719140), (68, 21048615), (70, 20447226), (84, 17039355), (85, 16838892), (90, 15903398), (102, 14032410), (105, 13631484), (119, 12027780), (126, 11359570), (140, 10223613), (153, 9354940), (170, 8419446), (180, 7951699), (204, 7016205), (210, 6815742), (238, 6013890), (252, 5679785), (255, 5612964), (306, 4677470), (315, 4543828), (340, 4209723), (357, 4009260), (420, 3407871), (476, 3006945), (510, 2806482), (595, 2405556), (612, 2338735), (630, 2271914), (714, 2004630), (765, 1870988), (1020, 1403241), (1071, 1336420), (1190, 1202778), (1260, 1135957), (1428, 1002315), (1530, 935494), (1785, 801852), (2142, 668210), (2380, 601389), (3060, 467747), (3570, 400926), (4284, 334105), (5355, 267284), (7140, 200463), (10710, 133642), (21420, 66821)]