387665640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{317}}^1$

素因数の和:456

約数の個数: 192

約数和(自身を含む): 1309651200

約数和(自身を除く): 921985560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 79, 86, 90, 120, 129, 158, 172, 180, 215, 237, 258, 316, 317, 344, 360, 387, 395, 430, 474, 516, 632, 634, 645, 711, 774, 790, 860, 948, 951, 1032, 1185, 1268, 1290, 1422, 1548, 1580, 1585, 1720, 1896, 1902, 1935, 2370, 2536, 2580, 2844, 2853, 3096, 3160, 3170, 3397, 3555, 3804, 3870, 4740, 4755, 5160, 5688, 5706, 6340, 6794, 7110, 7608, 7740, 9480, 9510, 10191, 11412, 12680, 13588, 13631, 14220, 14265, 15480, 16985, 19020, 20382, 22824, 25043, 27176, 27262, 28440, 28530, 30573, 33970, 38040, 40764, 40893, 50086, 50955, 54524, 57060, 61146, 67940, 68155, 75129, 81528, 81786, 100172, 101910, 109048, 114120, 122292, 122679, 125215, 135880, 136310, 150258, 152865, 163572, 200344, 203820, 204465, 225387, 244584, 245358, 250430, 272620, 300516, 305730, 327144, 375645, 407640, 408930, 450774, 490716, 500860, 545240, 601032, 611460, 613395, 751290, 817860, 901548, 981432, 1001720, 1076849, 1126935, 1222920, 1226790, 1502580, 1635720, 1803096, 2153698, 2253870, 2453580, 3005160, 3230547, 4307396, 4507740, 4907160, 5384245, 6461094, 8614792, 9015480, 9691641, 10768490, 12922188, 16152735, 19383282, 21536980, 25844376, 32305470, 38766564, 43073960, 48458205, 64610940, 77533128, 96916410, 129221880, 193832820, 387665640]

約数ペア:

[(1, 387665640), (2, 193832820), (3, 129221880), (4, 96916410), (5, 77533128), (6, 64610940), (8, 48458205), (9, 43073960), (10, 38766564), (12, 32305470), (15, 25844376), (18, 21536980), (20, 19383282), (24, 16152735), (30, 12922188), (36, 10768490), (40, 9691641), (43, 9015480), (45, 8614792), (60, 6461094), (72, 5384245), (79, 4907160), (86, 4507740), (90, 4307396), (120, 3230547), (129, 3005160), (158, 2453580), (172, 2253870), (180, 2153698), (215, 1803096), (237, 1635720), (258, 1502580), (316, 1226790), (317, 1222920), (344, 1126935), (360, 1076849), (387, 1001720), (395, 981432), (430, 901548), (474, 817860), (516, 751290), (632, 613395), (634, 611460), (645, 601032), (711, 545240), (774, 500860), (790, 490716), (860, 450774), (948, 408930), (951, 407640), (1032, 375645), (1185, 327144), (1268, 305730), (1290, 300516), (1422, 272620), (1548, 250430), (1580, 245358), (1585, 244584), (1720, 225387), (1896, 204465), (1902, 203820), (1935, 200344), (2370, 163572), (2536, 152865), (2580, 150258), (2844, 136310), (2853, 135880), (3096, 125215), (3160, 122679), (3170, 122292), (3397, 114120), (3555, 109048), (3804, 101910), (3870, 100172), (4740, 81786), (4755, 81528), (5160, 75129), (5688, 68155), (5706, 67940), (6340, 61146), (6794, 57060), (7110, 54524), (7608, 50955), (7740, 50086), (9480, 40893), (9510, 40764), (10191, 38040), (11412, 33970), (12680, 30573), (13588, 28530), (13631, 28440), (14220, 27262), (14265, 27176), (15480, 25043), (16985, 22824), (19020, 20382)]