1905004080

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{547}}^1\times {\mathrm{691}}^1$

素因数の和:1264

約数の個数: 240

約数和(自身を含む): 7335554304

約数和(自身を除く): 5430550224

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 547, 560, 630, 691, 720, 840, 1008, 1094, 1260, 1382, 1641, 1680, 2073, 2188, 2520, 2735, 2764, 3282, 3455, 3829, 4146, 4376, 4837, 4923, 5040, 5470, 5528, 6219, 6564, 6910, 7658, 8205, 8292, 8752, 9674, 9846, 10365, 10940, 11056, 11487, 12438, 13128, 13820, 14511, 15316, 16410, 16584, 19145, 19348, 19692, 20730, 21880, 22974, 24185, 24615, 24876, 26256, 27640, 29022, 30632, 31095, 32820, 33168, 34461, 38290, 38696, 39384, 41460, 43533, 43760, 45948, 48370, 49230, 49752, 55280, 57435, 58044, 61264, 62190, 65640, 68922, 72555, 76580, 77392, 78768, 82920, 87066, 91896, 96740, 98460, 99504, 114870, 116088, 124380, 131280, 137844, 145110, 153160, 165840, 172305, 174132, 183792, 193480, 196920, 217665, 229740, 232176, 248760, 275688, 290220, 306320, 344610, 348264, 377977, 386960, 393840, 435330, 459480, 497520, 551376, 580440, 689220, 696528, 755954, 870660, 918960, 1133931, 1160880, 1378440, 1511908, 1741320, 1889885, 2267862, 2645839, 2756880, 3023816, 3401793, 3482640, 3779770, 4535724, 5291678, 5669655, 6047632, 6803586, 7559540, 7937517, 9071448, 10583356, 11339310, 13229195, 13607172, 15119080, 15875034, 17008965, 18142896, 21166712, 22678620, 23812551, 26458390, 27214344, 30238160, 31750068, 34017930, 39687585, 42333424, 45357240, 47625102, 52916780, 54428688, 63500136, 68035860, 79375170, 90714480, 95250204, 105833560, 119062755, 127000272, 136071720, 158750340, 190500408, 211667120, 238125510, 272143440, 317500680, 381000816, 476251020, 635001360, 952502040, 1905004080]

約数ペア:

[(1, 1905004080), (2, 952502040), (3, 635001360), (4, 476251020), (5, 381000816), (6, 317500680), (7, 272143440), (8, 238125510), (9, 211667120), (10, 190500408), (12, 158750340), (14, 136071720), (15, 127000272), (16, 119062755), (18, 105833560), (20, 95250204), (21, 90714480), (24, 79375170), (28, 68035860), (30, 63500136), (35, 54428688), (36, 52916780), (40, 47625102), (42, 45357240), (45, 42333424), (48, 39687585), (56, 34017930), (60, 31750068), (63, 30238160), (70, 27214344), (72, 26458390), (80, 23812551), (84, 22678620), (90, 21166712), (105, 18142896), (112, 17008965), (120, 15875034), (126, 15119080), (140, 13607172), (144, 13229195), (168, 11339310), (180, 10583356), (210, 9071448), (240, 7937517), (252, 7559540), (280, 6803586), (315, 6047632), (336, 5669655), (360, 5291678), (420, 4535724), (504, 3779770), (547, 3482640), (560, 3401793), (630, 3023816), (691, 2756880), (720, 2645839), (840, 2267862), (1008, 1889885), (1094, 1741320), (1260, 1511908), (1382, 1378440), (1641, 1160880), (1680, 1133931), (2073, 918960), (2188, 870660), (2520, 755954), (2735, 696528), (2764, 689220), (3282, 580440), (3455, 551376), (3829, 497520), (4146, 459480), (4376, 435330), (4837, 393840), (4923, 386960), (5040, 377977), (5470, 348264), (5528, 344610), (6219, 306320), (6564, 290220), (6910, 275688), (7658, 248760), (8205, 232176), (8292, 229740), (8752, 217665), (9674, 196920), (9846, 193480), (10365, 183792), (10940, 174132), (11056, 172305), (11487, 165840), (12438, 153160), (13128, 145110), (13820, 137844), (14511, 131280), (15316, 124380), (16410, 116088), (16584, 114870), (19145, 99504), (19348, 98460), (19692, 96740), (20730, 91896), (21880, 87066), (22974, 82920), (24185, 78768), (24615, 77392), (24876, 76580), (26256, 72555), (27640, 68922), (29022, 65640), (30632, 62190), (31095, 61264), (32820, 58044), (33168, 57435), (34461, 55280), (38290, 49752), (38696, 49230), (39384, 48370), (41460, 45948), (43533, 43760)]