398754360

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{877}}^1$

素因数の和:1318

約数の個数: 128

約数和(自身を含む): 1333857600

約数和(自身を除く): 935103240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 421, 540, 842, 877, 1080, 1263, 1684, 1754, 2105, 2526, 2631, 3368, 3508, 3789, 4210, 4385, 5052, 5262, 6315, 7016, 7578, 7893, 8420, 8770, 10104, 10524, 11367, 12630, 13155, 15156, 15786, 16840, 17540, 18945, 21048, 22734, 23679, 25260, 26310, 30312, 31572, 35080, 37890, 39465, 45468, 47358, 50520, 52620, 56835, 63144, 75780, 78930, 90936, 94716, 105240, 113670, 118395, 151560, 157860, 189432, 227340, 236790, 315720, 369217, 454680, 473580, 738434, 947160, 1107651, 1476868, 1846085, 2215302, 2953736, 3322953, 3692170, 4430604, 5538255, 6645906, 7384340, 8861208, 9968859, 11076510, 13291812, 14768680, 16614765, 19937718, 22153020, 26583624, 33229530, 39875436, 44306040, 49844295, 66459060, 79750872, 99688590, 132918120, 199377180, 398754360]

約数ペア:

[(1, 398754360), (2, 199377180), (3, 132918120), (4, 99688590), (5, 79750872), (6, 66459060), (8, 49844295), (9, 44306040), (10, 39875436), (12, 33229530), (15, 26583624), (18, 22153020), (20, 19937718), (24, 16614765), (27, 14768680), (30, 13291812), (36, 11076510), (40, 9968859), (45, 8861208), (54, 7384340), (60, 6645906), (72, 5538255), (90, 4430604), (108, 3692170), (120, 3322953), (135, 2953736), (180, 2215302), (216, 1846085), (270, 1476868), (360, 1107651), (421, 947160), (540, 738434), (842, 473580), (877, 454680), (1080, 369217), (1263, 315720), (1684, 236790), (1754, 227340), (2105, 189432), (2526, 157860), (2631, 151560), (3368, 118395), (3508, 113670), (3789, 105240), (4210, 94716), (4385, 90936), (5052, 78930), (5262, 75780), (6315, 63144), (7016, 56835), (7578, 52620), (7893, 50520), (8420, 47358), (8770, 45468), (10104, 39465), (10524, 37890), (11367, 35080), (12630, 31572), (13155, 30312), (15156, 26310), (15786, 25260), (16840, 23679), (17540, 22734), (18945, 21048)]