208136880

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{677}}^1$

素因数の和:764

約数の個数: 240

約数和(自身を含む): 813144384

約数和(自身を除く): 605007504

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, 61, 63, 70, 72, 80, 84, 90, 105, 112, 120, 122, 126, 140, 144, 168, 180, 183, 210, 240, 244, 252, 280, 305, 315, 336, 360, 366, 420, 427, 488, 504, 549, 560, 610, 630, 677, 720, 732, 840, 854, 915, 976, 1008, 1098, 1220, 1260, 1281, 1354, 1464, 1680, 1708, 1830, 2031, 2135, 2196, 2440, 2520, 2562, 2708, 2745, 2928, 3385, 3416, 3660, 3843, 4062, 4270, 4392, 4739, 4880, 5040, 5124, 5416, 5490, 6093, 6405, 6770, 6832, 7320, 7686, 8124, 8540, 8784, 9478, 10155, 10248, 10832, 10980, 12186, 12810, 13540, 14217, 14640, 15372, 16248, 17080, 18956, 19215, 20310, 20496, 21960, 23695, 24372, 25620, 27080, 28434, 30465, 30744, 32496, 34160, 37912, 38430, 40620, 41297, 42651, 43920, 47390, 48744, 51240, 54160, 56868, 60930, 61488, 71085, 75824, 76860, 81240, 82594, 85302, 94780, 97488, 102480, 113736, 121860, 123891, 142170, 153720, 162480, 165188, 170604, 189560, 206485, 213255, 227472, 243720, 247782, 284340, 289079, 307440, 330376, 341208, 371673, 379120, 412970, 426510, 487440, 495564, 568680, 578158, 619455, 660752, 682416, 743346, 825940, 853020, 867237, 991128, 1137360, 1156316, 1238910, 1445395, 1486692, 1651880, 1706040, 1734474, 1858365, 1982256, 2312632, 2477820, 2601711, 2890790, 2973384, 3303760, 3412080, 3468948, 3716730, 4336185, 4625264, 4955640, 5203422, 5781580, 5946768, 6937896, 7433460, 8672370, 9911280, 10406844, 11563160, 13008555, 13875792, 14866920, 17344740, 20813688, 23126320, 26017110, 29733840, 34689480, 41627376, 52034220, 69378960, 104068440, 208136880]

約数ペア:

[(1, 208136880), (2, 104068440), (3, 69378960), (4, 52034220), (5, 41627376), (6, 34689480), (7, 29733840), (8, 26017110), (9, 23126320), (10, 20813688), (12, 17344740), (14, 14866920), (15, 13875792), (16, 13008555), (18, 11563160), (20, 10406844), (21, 9911280), (24, 8672370), (28, 7433460), (30, 6937896), (35, 5946768), (36, 5781580), (40, 5203422), (42, 4955640), (45, 4625264), (48, 4336185), (56, 3716730), (60, 3468948), (61, 3412080), (63, 3303760), (70, 2973384), (72, 2890790), (80, 2601711), (84, 2477820), (90, 2312632), (105, 1982256), (112, 1858365), (120, 1734474), (122, 1706040), (126, 1651880), (140, 1486692), (144, 1445395), (168, 1238910), (180, 1156316), (183, 1137360), (210, 991128), (240, 867237), (244, 853020), (252, 825940), (280, 743346), (305, 682416), (315, 660752), (336, 619455), (360, 578158), (366, 568680), (420, 495564), (427, 487440), (488, 426510), (504, 412970), (549, 379120), (560, 371673), (610, 341208), (630, 330376), (677, 307440), (720, 289079), (732, 284340), (840, 247782), (854, 243720), (915, 227472), (976, 213255), (1008, 206485), (1098, 189560), (1220, 170604), (1260, 165188), (1281, 162480), (1354, 153720), (1464, 142170), (1680, 123891), (1708, 121860), (1830, 113736), (2031, 102480), (2135, 97488), (2196, 94780), (2440, 85302), (2520, 82594), (2562, 81240), (2708, 76860), (2745, 75824), (2928, 71085), (3385, 61488), (3416, 60930), (3660, 56868), (3843, 54160), (4062, 51240), (4270, 48744), (4392, 47390), (4739, 43920), (4880, 42651), (5040, 41297), (5124, 40620), (5416, 38430), (5490, 37912), (6093, 34160), (6405, 32496), (6770, 30744), (6832, 30465), (7320, 28434), (7686, 27080), (8124, 25620), (8540, 24372), (8784, 23695), (9478, 21960), (10155, 20496), (10248, 20310), (10832, 19215), (10980, 18956), (12186, 17080), (12810, 16248), (13540, 15372), (14217, 14640)]