997210760

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{5591}}^1$

素因数の和:5636

約数の個数: 128

約数和(自身を含む): 2818368000

約数和(自身を除く): 1821157240

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 343, 364, 392, 455, 490, 520, 637, 686, 728, 910, 980, 1274, 1372, 1715, 1820, 1960, 2548, 2744, 3185, 3430, 3640, 4459, 5096, 5591, 6370, 6860, 8918, 11182, 12740, 13720, 17836, 22295, 22364, 25480, 27955, 35672, 39137, 44590, 44728, 55910, 72683, 78274, 89180, 111820, 145366, 156548, 178360, 195685, 223640, 273959, 290732, 313096, 363415, 391370, 508781, 547918, 581464, 726830, 782740, 1017562, 1095836, 1369795, 1453660, 1565480, 1917713, 2035124, 2191672, 2543905, 2739590, 2907320, 3561467, 3835426, 4070248, 5087810, 5479180, 7122934, 7670852, 9588565, 10175620, 10958360, 14245868, 15341704, 17807335, 19177130, 20351240, 24930269, 28491736, 35614670, 38354260, 49860538, 71229340, 76708520, 99721076, 124651345, 142458680, 199442152, 249302690, 498605380, 997210760]

約数ペア:

[(1, 997210760), (2, 498605380), (4, 249302690), (5, 199442152), (7, 142458680), (8, 124651345), (10, 99721076), (13, 76708520), (14, 71229340), (20, 49860538), (26, 38354260), (28, 35614670), (35, 28491736), (40, 24930269), (49, 20351240), (52, 19177130), (56, 17807335), (65, 15341704), (70, 14245868), (91, 10958360), (98, 10175620), (104, 9588565), (130, 7670852), (140, 7122934), (182, 5479180), (196, 5087810), (245, 4070248), (260, 3835426), (280, 3561467), (343, 2907320), (364, 2739590), (392, 2543905), (455, 2191672), (490, 2035124), (520, 1917713), (637, 1565480), (686, 1453660), (728, 1369795), (910, 1095836), (980, 1017562), (1274, 782740), (1372, 726830), (1715, 581464), (1820, 547918), (1960, 508781), (2548, 391370), (2744, 363415), (3185, 313096), (3430, 290732), (3640, 273959), (4459, 223640), (5096, 195685), (5591, 178360), (6370, 156548), (6860, 145366), (8918, 111820), (11182, 89180), (12740, 78274), (13720, 72683), (17836, 55910), (22295, 44728), (22364, 44590), (25480, 39137), (27955, 35672)]