1990282080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{46589}}^1$

素因数の和:46696

約数の個数: 96

約数和(自身を含む): 6339967200

約数和(自身を除く): 4349685120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 89, 96, 120, 160, 178, 240, 267, 356, 445, 480, 534, 712, 890, 1068, 1335, 1424, 1780, 2136, 2670, 2848, 3560, 4272, 5340, 7120, 8544, 10680, 14240, 21360, 42720, 46589, 93178, 139767, 186356, 232945, 279534, 372712, 465890, 559068, 698835, 745424, 931780, 1118136, 1397670, 1490848, 1863560, 2236272, 2795340, 3727120, 4146421, 4472544, 5590680, 7454240, 8292842, 11181360, 12439263, 16585684, 20732105, 22362720, 24878526, 33171368, 41464210, 49757052, 62196315, 66342736, 82928420, 99514104, 124392630, 132685472, 165856840, 199028208, 248785260, 331713680, 398056416, 497570520, 663427360, 995141040, 1990282080]

約数ペア:

[(1, 1990282080), (2, 995141040), (3, 663427360), (4, 497570520), (5, 398056416), (6, 331713680), (8, 248785260), (10, 199028208), (12, 165856840), (15, 132685472), (16, 124392630), (20, 99514104), (24, 82928420), (30, 66342736), (32, 62196315), (40, 49757052), (48, 41464210), (60, 33171368), (80, 24878526), (89, 22362720), (96, 20732105), (120, 16585684), (160, 12439263), (178, 11181360), (240, 8292842), (267, 7454240), (356, 5590680), (445, 4472544), (480, 4146421), (534, 3727120), (712, 2795340), (890, 2236272), (1068, 1863560), (1335, 1490848), (1424, 1397670), (1780, 1118136), (2136, 931780), (2670, 745424), (2848, 698835), (3560, 559068), (4272, 465890), (5340, 372712), (7120, 279534), (8544, 232945), (10680, 186356), (14240, 139767), (21360, 93178), (42720, 46589)]