161886240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{389}}^1$

素因数の和:444

約数の個数: 216

約数和(自身を含む): 588353220

約数和(自身を除く): 426466980

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 240, 255, 272, 288, 289, 306, 340, 360, 389, 408, 480, 510, 544, 578, 612, 680, 720, 765, 778, 816, 867, 1020, 1156, 1167, 1224, 1360, 1440, 1445, 1530, 1556, 1632, 1734, 1945, 2040, 2312, 2334, 2448, 2601, 2720, 2890, 3060, 3112, 3468, 3501, 3890, 4080, 4335, 4624, 4668, 4896, 5202, 5780, 5835, 6120, 6224, 6613, 6936, 7002, 7780, 8160, 8670, 9248, 9336, 10404, 11560, 11670, 12240, 12448, 13005, 13226, 13872, 14004, 15560, 17340, 17505, 18672, 19839, 20808, 23120, 23340, 24480, 26010, 26452, 27744, 28008, 31120, 33065, 34680, 35010, 37344, 39678, 41616, 46240, 46680, 52020, 52904, 56016, 59517, 62240, 66130, 69360, 70020, 79356, 83232, 93360, 99195, 104040, 105808, 112032, 112421, 119034, 132260, 138720, 140040, 158712, 186720, 198390, 208080, 211616, 224842, 238068, 264520, 280080, 297585, 317424, 337263, 396780, 416160, 449684, 476136, 529040, 560160, 562105, 595170, 634848, 674526, 793560, 899368, 952272, 1011789, 1058080, 1124210, 1190340, 1349052, 1587120, 1686315, 1798736, 1904544, 2023578, 2248420, 2380680, 2698104, 3174240, 3372630, 3597472, 4047156, 4496840, 4761360, 5058945, 5396208, 6745260, 8094312, 8993680, 9522720, 10117890, 10792416, 13490520, 16188624, 17987360, 20235780, 26981040, 32377248, 40471560, 53962080, 80943120, 161886240]

約数ペア:

[(1, 161886240), (2, 80943120), (3, 53962080), (4, 40471560), (5, 32377248), (6, 26981040), (8, 20235780), (9, 17987360), (10, 16188624), (12, 13490520), (15, 10792416), (16, 10117890), (17, 9522720), (18, 8993680), (20, 8094312), (24, 6745260), (30, 5396208), (32, 5058945), (34, 4761360), (36, 4496840), (40, 4047156), (45, 3597472), (48, 3372630), (51, 3174240), (60, 2698104), (68, 2380680), (72, 2248420), (80, 2023578), (85, 1904544), (90, 1798736), (96, 1686315), (102, 1587120), (120, 1349052), (136, 1190340), (144, 1124210), (153, 1058080), (160, 1011789), (170, 952272), (180, 899368), (204, 793560), (240, 674526), (255, 634848), (272, 595170), (288, 562105), (289, 560160), (306, 529040), (340, 476136), (360, 449684), (389, 416160), (408, 396780), (480, 337263), (510, 317424), (544, 297585), (578, 280080), (612, 264520), (680, 238068), (720, 224842), (765, 211616), (778, 208080), (816, 198390), (867, 186720), (1020, 158712), (1156, 140040), (1167, 138720), (1224, 132260), (1360, 119034), (1440, 112421), (1445, 112032), (1530, 105808), (1556, 104040), (1632, 99195), (1734, 93360), (1945, 83232), (2040, 79356), (2312, 70020), (2334, 69360), (2448, 66130), (2601, 62240), (2720, 59517), (2890, 56016), (3060, 52904), (3112, 52020), (3468, 46680), (3501, 46240), (3890, 41616), (4080, 39678), (4335, 37344), (4624, 35010), (4668, 34680), (4896, 33065), (5202, 31120), (5780, 28008), (5835, 27744), (6120, 26452), (6224, 26010), (6613, 24480), (6936, 23340), (7002, 23120), (7780, 20808), (8160, 19839), (8670, 18672), (9248, 17505), (9336, 17340), (10404, 15560), (11560, 14004), (11670, 13872), (12240, 13226), (12448, 13005)]