284983020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:517

約数の個数: 216

約数和(自身を含む): 1020801600

約数和(自身を除く): 735818580

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, 126, 140, 147, 158, 180, 196, 210, 237, 245, 252, 294, 315, 316, 395, 409, 420, 441, 474, 490, 553, 588, 630, 711, 735, 790, 818, 882, 948, 980, 1106, 1185, 1227, 1260, 1422, 1470, 1580, 1636, 1659, 1764, 2045, 2205, 2212, 2370, 2454, 2765, 2844, 2863, 2940, 3318, 3555, 3681, 3871, 4090, 4410, 4740, 4908, 4977, 5530, 5726, 6135, 6636, 7110, 7362, 7742, 8180, 8295, 8589, 8820, 9954, 11060, 11452, 11613, 12270, 14220, 14315, 14724, 15484, 16590, 17178, 18405, 19355, 19908, 20041, 23226, 24540, 24885, 25767, 28630, 32311, 33180, 34356, 34839, 36810, 38710, 40082, 42945, 46452, 49770, 51534, 57260, 58065, 60123, 64622, 69678, 73620, 77420, 80164, 85890, 96933, 99540, 100205, 103068, 116130, 120246, 128835, 129244, 139356, 161555, 171780, 174195, 180369, 193866, 200410, 226177, 232260, 240492, 257670, 290799, 300615, 323110, 348390, 360738, 387732, 400820, 452354, 484665, 515340, 581598, 601230, 646220, 678531, 696780, 721476, 901845, 904708, 969330, 1130885, 1163196, 1202460, 1357062, 1453995, 1583239, 1803690, 1938660, 2035593, 2261770, 2714124, 2907990, 3166478, 3392655, 3607380, 4071186, 4523540, 4749717, 5815980, 6332956, 6785310, 7916195, 8142372, 9499434, 10177965, 13570620, 14249151, 15832390, 18998868, 20355930, 23748585, 28498302, 31664780, 40711860, 47497170, 56996604, 71245755, 94994340, 142491510, 284983020]

約数ペア:

[(1, 284983020), (2, 142491510), (3, 94994340), (4, 71245755), (5, 56996604), (6, 47497170), (7, 40711860), (9, 31664780), (10, 28498302), (12, 23748585), (14, 20355930), (15, 18998868), (18, 15832390), (20, 14249151), (21, 13570620), (28, 10177965), (30, 9499434), (35, 8142372), (36, 7916195), (42, 6785310), (45, 6332956), (49, 5815980), (60, 4749717), (63, 4523540), (70, 4071186), (79, 3607380), (84, 3392655), (90, 3166478), (98, 2907990), (105, 2714124), (126, 2261770), (140, 2035593), (147, 1938660), (158, 1803690), (180, 1583239), (196, 1453995), (210, 1357062), (237, 1202460), (245, 1163196), (252, 1130885), (294, 969330), (315, 904708), (316, 901845), (395, 721476), (409, 696780), (420, 678531), (441, 646220), (474, 601230), (490, 581598), (553, 515340), (588, 484665), (630, 452354), (711, 400820), (735, 387732), (790, 360738), (818, 348390), (882, 323110), (948, 300615), (980, 290799), (1106, 257670), (1185, 240492), (1227, 232260), (1260, 226177), (1422, 200410), (1470, 193866), (1580, 180369), (1636, 174195), (1659, 171780), (1764, 161555), (2045, 139356), (2205, 129244), (2212, 128835), (2370, 120246), (2454, 116130), (2765, 103068), (2844, 100205), (2863, 99540), (2940, 96933), (3318, 85890), (3555, 80164), (3681, 77420), (3871, 73620), (4090, 69678), (4410, 64622), (4740, 60123), (4908, 58065), (4977, 57260), (5530, 51534), (5726, 49770), (6135, 46452), (6636, 42945), (7110, 40082), (7362, 38710), (7742, 36810), (8180, 34839), (8295, 34356), (8589, 33180), (8820, 32311), (9954, 28630), (11060, 25767), (11452, 24885), (11613, 24540), (12270, 23226), (14220, 20041), (14315, 19908), (14724, 19355), (15484, 18405), (16590, 17178)]