1027708920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{407821}}^1$

素因数の和:407845

約数の個数: 96

約数和(自身を含む): 3817213920

約数和(自身を除く): 2789505000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 407821, 815642, 1223463, 1631284, 2039105, 2446926, 2854747, 3262568, 3670389, 4078210, 4893852, 5709494, 6117315, 7340778, 8156420, 8564241, 9787704, 11418988, 12234630, 14273735, 14681556, 16312840, 17128482, 18351945, 22837976, 24469260, 25692723, 28547470, 29363112, 34256964, 36703890, 42821205, 48938520, 51385446, 57094940, 68513928, 73407780, 85642410, 102770892, 114189880, 128463615, 146815560, 171284820, 205541784, 256927230, 342569640, 513854460, 1027708920]

約数ペア:

[(1, 1027708920), (2, 513854460), (3, 342569640), (4, 256927230), (5, 205541784), (6, 171284820), (7, 146815560), (8, 128463615), (9, 114189880), (10, 102770892), (12, 85642410), (14, 73407780), (15, 68513928), (18, 57094940), (20, 51385446), (21, 48938520), (24, 42821205), (28, 36703890), (30, 34256964), (35, 29363112), (36, 28547470), (40, 25692723), (42, 24469260), (45, 22837976), (56, 18351945), (60, 17128482), (63, 16312840), (70, 14681556), (72, 14273735), (84, 12234630), (90, 11418988), (105, 9787704), (120, 8564241), (126, 8156420), (140, 7340778), (168, 6117315), (180, 5709494), (210, 4893852), (252, 4078210), (280, 3670389), (315, 3262568), (360, 2854747), (420, 2446926), (504, 2039105), (630, 1631284), (840, 1223463), (1260, 815642), (2520, 407821)]