780945480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{309899}}^1$

素因数の和:309923

約数の個数: 96

約数和(自身を含む): 2900664000

約数和(自身を除く): 2119718520

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, 309899, 619798, 929697, 1239596, 1549495, 1859394, 2169293, 2479192, 2789091, 3098990, 3718788, 4338586, 4648485, 5578182, 6197980, 6507879, 7437576, 8677172, 9296970, 10846465, 11156364, 12395960, 13015758, 13945455, 17354344, 18593940, 19523637, 21692930, 22312728, 26031516, 27890910, 32539395, 37187880, 39047274, 43385860, 52063032, 55781820, 65078790, 78094548, 86771720, 97618185, 111563640, 130157580, 156189096, 195236370, 260315160, 390472740, 780945480]

約数ペア:

[(1, 780945480), (2, 390472740), (3, 260315160), (4, 195236370), (5, 156189096), (6, 130157580), (7, 111563640), (8, 97618185), (9, 86771720), (10, 78094548), (12, 65078790), (14, 55781820), (15, 52063032), (18, 43385860), (20, 39047274), (21, 37187880), (24, 32539395), (28, 27890910), (30, 26031516), (35, 22312728), (36, 21692930), (40, 19523637), (42, 18593940), (45, 17354344), (56, 13945455), (60, 13015758), (63, 12395960), (70, 11156364), (72, 10846465), (84, 9296970), (90, 8677172), (105, 7437576), (120, 6507879), (126, 6197980), (140, 5578182), (168, 4648485), (180, 4338586), (210, 3718788), (252, 3098990), (280, 2789091), (315, 2479192), (360, 2169293), (420, 1859394), (504, 1549495), (630, 1239596), (840, 929697), (1260, 619798), (2520, 309899)]