228675720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:564

約数の個数: 256

約数和(自身を含む): 865751040

約数和(自身を除く): 637075320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 43, 52, 56, 60, 65, 70, 78, 84, 86, 91, 104, 105, 120, 129, 130, 140, 156, 168, 172, 182, 195, 210, 215, 258, 260, 273, 280, 301, 312, 344, 364, 390, 420, 430, 455, 487, 516, 520, 546, 559, 602, 645, 728, 780, 840, 860, 903, 910, 974, 1032, 1092, 1118, 1204, 1290, 1365, 1461, 1505, 1560, 1677, 1720, 1806, 1820, 1948, 2184, 2236, 2408, 2435, 2580, 2730, 2795, 2922, 3010, 3354, 3409, 3612, 3640, 3896, 3913, 4472, 4515, 4870, 5160, 5460, 5590, 5844, 6020, 6331, 6708, 6818, 7224, 7305, 7826, 8385, 9030, 9740, 10227, 10920, 11180, 11688, 11739, 12040, 12662, 13416, 13636, 14610, 15652, 16770, 17045, 18060, 18993, 19480, 19565, 20454, 20941, 22360, 23478, 25324, 27272, 29220, 31304, 31655, 33540, 34090, 36120, 37986, 39130, 40908, 41882, 44317, 46956, 50648, 51135, 58440, 58695, 62823, 63310, 67080, 68180, 75972, 78260, 81816, 83764, 88634, 93912, 94965, 102270, 104705, 117390, 125646, 126620, 132951, 136360, 146587, 151944, 156520, 167528, 177268, 189930, 204540, 209410, 221585, 234780, 251292, 253240, 265902, 272233, 293174, 314115, 354536, 379860, 409080, 418820, 439761, 443170, 469560, 502584, 531804, 544466, 586348, 628230, 664755, 732935, 759720, 816699, 837640, 879522, 886340, 1063608, 1088932, 1172696, 1256460, 1329510, 1361165, 1465870, 1633398, 1759044, 1772680, 1905631, 2177864, 2198805, 2512920, 2659020, 2722330, 2931740, 3266796, 3518088, 3811262, 4083495, 4397610, 5318040, 5444660, 5716893, 5863480, 6533592, 7622524, 8166990, 8795220, 9528155, 10889320, 11433786, 15245048, 16333980, 17590440, 19056310, 22867572, 28584465, 32667960, 38112620, 45735144, 57168930, 76225240, 114337860, 228675720]

約数ペア:

[(1, 228675720), (2, 114337860), (3, 76225240), (4, 57168930), (5, 45735144), (6, 38112620), (7, 32667960), (8, 28584465), (10, 22867572), (12, 19056310), (13, 17590440), (14, 16333980), (15, 15245048), (20, 11433786), (21, 10889320), (24, 9528155), (26, 8795220), (28, 8166990), (30, 7622524), (35, 6533592), (39, 5863480), (40, 5716893), (42, 5444660), (43, 5318040), (52, 4397610), (56, 4083495), (60, 3811262), (65, 3518088), (70, 3266796), (78, 2931740), (84, 2722330), (86, 2659020), (91, 2512920), (104, 2198805), (105, 2177864), (120, 1905631), (129, 1772680), (130, 1759044), (140, 1633398), (156, 1465870), (168, 1361165), (172, 1329510), (182, 1256460), (195, 1172696), (210, 1088932), (215, 1063608), (258, 886340), (260, 879522), (273, 837640), (280, 816699), (301, 759720), (312, 732935), (344, 664755), (364, 628230), (390, 586348), (420, 544466), (430, 531804), (455, 502584), (487, 469560), (516, 443170), (520, 439761), (546, 418820), (559, 409080), (602, 379860), (645, 354536), (728, 314115), (780, 293174), (840, 272233), (860, 265902), (903, 253240), (910, 251292), (974, 234780), (1032, 221585), (1092, 209410), (1118, 204540), (1204, 189930), (1290, 177268), (1365, 167528), (1461, 156520), (1505, 151944), (1560, 146587), (1677, 136360), (1720, 132951), (1806, 126620), (1820, 125646), (1948, 117390), (2184, 104705), (2236, 102270), (2408, 94965), (2435, 93912), (2580, 88634), (2730, 83764), (2795, 81816), (2922, 78260), (3010, 75972), (3354, 68180), (3409, 67080), (3612, 63310), (3640, 62823), (3896, 58695), (3913, 58440), (4472, 51135), (4515, 50648), (4870, 46956), (5160, 44317), (5460, 41882), (5590, 40908), (5844, 39130), (6020, 37986), (6331, 36120), (6708, 34090), (6818, 33540), (7224, 31655), (7305, 31304), (7826, 29220), (8385, 27272), (9030, 25324), (9740, 23478), (10227, 22360), (10920, 20941), (11180, 20454), (11688, 19565), (11739, 19480), (12040, 18993), (12662, 18060), (13416, 17045), (13636, 16770), (14610, 15652)]