251018040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:342

約数の個数: 256

約数和(自身を含む): 939294720

約数和(自身を除く): 688276680

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, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 127, 130, 140, 156, 168, 181, 182, 195, 210, 254, 260, 273, 280, 312, 362, 364, 381, 390, 420, 455, 508, 520, 543, 546, 635, 724, 728, 762, 780, 840, 889, 905, 910, 1016, 1086, 1092, 1267, 1270, 1365, 1448, 1524, 1560, 1651, 1778, 1810, 1820, 1905, 2172, 2184, 2353, 2534, 2540, 2667, 2715, 2730, 3048, 3302, 3556, 3620, 3640, 3801, 3810, 4344, 4445, 4706, 4953, 5068, 5080, 5334, 5430, 5460, 6335, 6604, 7059, 7112, 7240, 7602, 7620, 8255, 8890, 9412, 9906, 10136, 10668, 10860, 10920, 11557, 11765, 12670, 13208, 13335, 14118, 15204, 15240, 16471, 16510, 17780, 18824, 19005, 19812, 21336, 21720, 22987, 23114, 23530, 24765, 25340, 26670, 28236, 30408, 32942, 33020, 34671, 35295, 35560, 38010, 39624, 45974, 46228, 47060, 49413, 49530, 50680, 53340, 56472, 57785, 65884, 66040, 68961, 69342, 70590, 76020, 82355, 91948, 92456, 94120, 98826, 99060, 106680, 114935, 115570, 131768, 137922, 138684, 141180, 152040, 160909, 164710, 173355, 183896, 197652, 198120, 229870, 231140, 247065, 275844, 277368, 282360, 298831, 321818, 329420, 344805, 346710, 395304, 459740, 462280, 482727, 494130, 551688, 597662, 643636, 658840, 689610, 693420, 804545, 896493, 919480, 965454, 988260, 1195324, 1287272, 1379220, 1386840, 1494155, 1609090, 1792986, 1930908, 1976520, 2091817, 2390648, 2413635, 2758440, 2988310, 3218180, 3585972, 3861816, 4183634, 4482465, 4827270, 5976620, 6275451, 6436360, 7171944, 8367268, 8964930, 9654540, 10459085, 11953240, 12550902, 16734536, 17929860, 19309080, 20918170, 25101804, 31377255, 35859720, 41836340, 50203608, 62754510, 83672680, 125509020, 251018040]

約数ペア:

[(1, 251018040), (2, 125509020), (3, 83672680), (4, 62754510), (5, 50203608), (6, 41836340), (7, 35859720), (8, 31377255), (10, 25101804), (12, 20918170), (13, 19309080), (14, 17929860), (15, 16734536), (20, 12550902), (21, 11953240), (24, 10459085), (26, 9654540), (28, 8964930), (30, 8367268), (35, 7171944), (39, 6436360), (40, 6275451), (42, 5976620), (52, 4827270), (56, 4482465), (60, 4183634), (65, 3861816), (70, 3585972), (78, 3218180), (84, 2988310), (91, 2758440), (104, 2413635), (105, 2390648), (120, 2091817), (127, 1976520), (130, 1930908), (140, 1792986), (156, 1609090), (168, 1494155), (181, 1386840), (182, 1379220), (195, 1287272), (210, 1195324), (254, 988260), (260, 965454), (273, 919480), (280, 896493), (312, 804545), (362, 693420), (364, 689610), (381, 658840), (390, 643636), (420, 597662), (455, 551688), (508, 494130), (520, 482727), (543, 462280), (546, 459740), (635, 395304), (724, 346710), (728, 344805), (762, 329420), (780, 321818), (840, 298831), (889, 282360), (905, 277368), (910, 275844), (1016, 247065), (1086, 231140), (1092, 229870), (1267, 198120), (1270, 197652), (1365, 183896), (1448, 173355), (1524, 164710), (1560, 160909), (1651, 152040), (1778, 141180), (1810, 138684), (1820, 137922), (1905, 131768), (2172, 115570), (2184, 114935), (2353, 106680), (2534, 99060), (2540, 98826), (2667, 94120), (2715, 92456), (2730, 91948), (3048, 82355), (3302, 76020), (3556, 70590), (3620, 69342), (3640, 68961), (3801, 66040), (3810, 65884), (4344, 57785), (4445, 56472), (4706, 53340), (4953, 50680), (5068, 49530), (5080, 49413), (5334, 47060), (5430, 46228), (5460, 45974), (6335, 39624), (6604, 38010), (7059, 35560), (7112, 35295), (7240, 34671), (7602, 33020), (7620, 32942), (8255, 30408), (8890, 28236), (9412, 26670), (9906, 25340), (10136, 24765), (10668, 23530), (10860, 23114), (10920, 22987), (11557, 21720), (11765, 21336), (12670, 19812), (13208, 19005), (13335, 18824), (14118, 17780), (15204, 16510), (15240, 16471)]