78736140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:221

約数の個数: 216

約数和(自身を含む): 283832640

約数和(自身を除く): 205096500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 79, 84, 90, 98, 105, 113, 126, 140, 147, 158, 180, 196, 210, 226, 237, 245, 252, 294, 315, 316, 339, 395, 420, 441, 452, 474, 490, 553, 565, 588, 630, 678, 711, 735, 790, 791, 882, 948, 980, 1017, 1106, 1130, 1185, 1260, 1356, 1422, 1470, 1580, 1582, 1659, 1695, 1764, 2034, 2205, 2212, 2260, 2370, 2373, 2765, 2844, 2940, 3164, 3318, 3390, 3555, 3871, 3955, 4068, 4410, 4740, 4746, 4977, 5085, 5530, 5537, 6636, 6780, 7110, 7119, 7742, 7910, 8295, 8820, 8927, 9492, 9954, 10170, 11060, 11074, 11613, 11865, 14220, 14238, 15484, 15820, 16590, 16611, 17854, 19355, 19908, 20340, 22148, 23226, 23730, 24885, 26781, 27685, 28476, 33180, 33222, 34839, 35595, 35708, 38710, 44635, 46452, 47460, 49770, 49833, 53562, 55370, 58065, 62489, 66444, 69678, 71190, 77420, 80343, 83055, 89270, 99540, 99666, 107124, 110740, 116130, 124978, 133905, 139356, 142380, 160686, 166110, 174195, 178540, 187467, 199332, 232260, 249165, 249956, 267810, 312445, 321372, 332220, 348390, 374934, 401715, 437423, 498330, 535620, 562401, 624890, 696780, 749868, 803430, 874846, 937335, 996660, 1124802, 1249780, 1312269, 1606860, 1749692, 1874670, 2187115, 2249604, 2624538, 2812005, 3749340, 3936807, 4374230, 5249076, 5624010, 6561345, 7873614, 8748460, 11248020, 13122690, 15747228, 19684035, 26245380, 39368070, 78736140]

約数ペア:

[(1, 78736140), (2, 39368070), (3, 26245380), (4, 19684035), (5, 15747228), (6, 13122690), (7, 11248020), (9, 8748460), (10, 7873614), (12, 6561345), (14, 5624010), (15, 5249076), (18, 4374230), (20, 3936807), (21, 3749340), (28, 2812005), (30, 2624538), (35, 2249604), (36, 2187115), (42, 1874670), (45, 1749692), (49, 1606860), (60, 1312269), (63, 1249780), (70, 1124802), (79, 996660), (84, 937335), (90, 874846), (98, 803430), (105, 749868), (113, 696780), (126, 624890), (140, 562401), (147, 535620), (158, 498330), (180, 437423), (196, 401715), (210, 374934), (226, 348390), (237, 332220), (245, 321372), (252, 312445), (294, 267810), (315, 249956), (316, 249165), (339, 232260), (395, 199332), (420, 187467), (441, 178540), (452, 174195), (474, 166110), (490, 160686), (553, 142380), (565, 139356), (588, 133905), (630, 124978), (678, 116130), (711, 110740), (735, 107124), (790, 99666), (791, 99540), (882, 89270), (948, 83055), (980, 80343), (1017, 77420), (1106, 71190), (1130, 69678), (1185, 66444), (1260, 62489), (1356, 58065), (1422, 55370), (1470, 53562), (1580, 49833), (1582, 49770), (1659, 47460), (1695, 46452), (1764, 44635), (2034, 38710), (2205, 35708), (2212, 35595), (2260, 34839), (2370, 33222), (2373, 33180), (2765, 28476), (2844, 27685), (2940, 26781), (3164, 24885), (3318, 23730), (3390, 23226), (3555, 22148), (3871, 20340), (3955, 19908), (4068, 19355), (4410, 17854), (4740, 16611), (4746, 16590), (4977, 15820), (5085, 15484), (5530, 14238), (5537, 14220), (6636, 11865), (6780, 11613), (7110, 11074), (7119, 11060), (7742, 10170), (7910, 9954), (8295, 9492), (8820, 8927)]