197865720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{829}}^1$

素因数の和:879

約数の個数: 256

約数和(自身を含む): 752976000

約数和(自身を除く): 555110280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 24, 26, 27, 30, 34, 36, 39, 40, 45, 51, 52, 54, 60, 65, 68, 72, 78, 85, 90, 102, 104, 108, 117, 120, 130, 135, 136, 153, 156, 170, 180, 195, 204, 216, 221, 234, 255, 260, 270, 306, 312, 340, 351, 360, 390, 408, 442, 459, 468, 510, 520, 540, 585, 612, 663, 680, 702, 765, 780, 829, 884, 918, 936, 1020, 1080, 1105, 1170, 1224, 1326, 1404, 1530, 1560, 1658, 1755, 1768, 1836, 1989, 2040, 2210, 2295, 2340, 2487, 2652, 2808, 3060, 3315, 3316, 3510, 3672, 3978, 4145, 4420, 4590, 4680, 4974, 5304, 5967, 6120, 6630, 6632, 7020, 7461, 7956, 8290, 8840, 9180, 9945, 9948, 10777, 11934, 12435, 13260, 14040, 14093, 14922, 15912, 16580, 18360, 19890, 19896, 21554, 22383, 23868, 24870, 26520, 28186, 29835, 29844, 32331, 33160, 37305, 39780, 42279, 43108, 44766, 47736, 49740, 53885, 56372, 59670, 59688, 64662, 70465, 74610, 79560, 84558, 86216, 89532, 96993, 99480, 107770, 111915, 112744, 119340, 126837, 129324, 140930, 149220, 161655, 169116, 179064, 183209, 193986, 211395, 215540, 223830, 238680, 253674, 258648, 281860, 290979, 298440, 323310, 338232, 366418, 380511, 387972, 422790, 431080, 447660, 484965, 507348, 549627, 563720, 581958, 634185, 646620, 732836, 761022, 775944, 845580, 895320, 916045, 969930, 1014696, 1099254, 1163916, 1268370, 1293240, 1454895, 1465672, 1522044, 1648881, 1691160, 1832090, 1902555, 1939860, 2198508, 2327832, 2536740, 2748135, 2909790, 3044088, 3297762, 3664180, 3805110, 3879720, 4397016, 4946643, 5073480, 5496270, 5819580, 6595524, 7328360, 7610220, 8244405, 9893286, 10992540, 11639160, 13191048, 15220440, 16488810, 19786572, 21985080, 24733215, 32977620, 39573144, 49466430, 65955240, 98932860, 197865720]

約数ペア:

[(1, 197865720), (2, 98932860), (3, 65955240), (4, 49466430), (5, 39573144), (6, 32977620), (8, 24733215), (9, 21985080), (10, 19786572), (12, 16488810), (13, 15220440), (15, 13191048), (17, 11639160), (18, 10992540), (20, 9893286), (24, 8244405), (26, 7610220), (27, 7328360), (30, 6595524), (34, 5819580), (36, 5496270), (39, 5073480), (40, 4946643), (45, 4397016), (51, 3879720), (52, 3805110), (54, 3664180), (60, 3297762), (65, 3044088), (68, 2909790), (72, 2748135), (78, 2536740), (85, 2327832), (90, 2198508), (102, 1939860), (104, 1902555), (108, 1832090), (117, 1691160), (120, 1648881), (130, 1522044), (135, 1465672), (136, 1454895), (153, 1293240), (156, 1268370), (170, 1163916), (180, 1099254), (195, 1014696), (204, 969930), (216, 916045), (221, 895320), (234, 845580), (255, 775944), (260, 761022), (270, 732836), (306, 646620), (312, 634185), (340, 581958), (351, 563720), (360, 549627), (390, 507348), (408, 484965), (442, 447660), (459, 431080), (468, 422790), (510, 387972), (520, 380511), (540, 366418), (585, 338232), (612, 323310), (663, 298440), (680, 290979), (702, 281860), (765, 258648), (780, 253674), (829, 238680), (884, 223830), (918, 215540), (936, 211395), (1020, 193986), (1080, 183209), (1105, 179064), (1170, 169116), (1224, 161655), (1326, 149220), (1404, 140930), (1530, 129324), (1560, 126837), (1658, 119340), (1755, 112744), (1768, 111915), (1836, 107770), (1989, 99480), (2040, 96993), (2210, 89532), (2295, 86216), (2340, 84558), (2487, 79560), (2652, 74610), (2808, 70465), (3060, 64662), (3315, 59688), (3316, 59670), (3510, 56372), (3672, 53885), (3978, 49740), (4145, 47736), (4420, 44766), (4590, 43108), (4680, 42279), (4974, 39780), (5304, 37305), (5967, 33160), (6120, 32331), (6630, 29844), (6632, 29835), (7020, 28186), (7461, 26520), (7956, 24870), (8290, 23868), (8840, 22383), (9180, 21554), (9945, 19896), (9948, 19890), (10777, 18360), (11934, 16580), (12435, 15912), (13260, 14922), (14040, 14093)]