31875480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:183

約数の個数: 288

約数和(自身を含む): 130712400

約数和(自身を除く): 98836920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 49, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 98, 104, 105, 117, 120, 126, 130, 139, 140, 147, 156, 168, 180, 182, 195, 196, 210, 234, 245, 252, 260, 273, 278, 280, 294, 312, 315, 360, 364, 390, 392, 417, 420, 441, 455, 468, 490, 504, 520, 546, 556, 585, 588, 630, 637, 695, 728, 735, 780, 819, 834, 840, 882, 910, 936, 973, 980, 1092, 1112, 1170, 1176, 1251, 1260, 1274, 1365, 1390, 1470, 1560, 1638, 1668, 1764, 1807, 1820, 1911, 1946, 1960, 2085, 2184, 2205, 2340, 2502, 2520, 2548, 2730, 2780, 2919, 2940, 3185, 3276, 3336, 3528, 3614, 3640, 3822, 3892, 4095, 4170, 4410, 4680, 4865, 5004, 5096, 5421, 5460, 5560, 5733, 5838, 5880, 6255, 6370, 6552, 6811, 7228, 7644, 7784, 8190, 8340, 8757, 8820, 9035, 9555, 9730, 10008, 10842, 10920, 11466, 11676, 12510, 12649, 12740, 13622, 14456, 14595, 15288, 16263, 16380, 16680, 17514, 17640, 18070, 19110, 19460, 20433, 21684, 22932, 23352, 25020, 25298, 25480, 27105, 27244, 28665, 29190, 32526, 32760, 34055, 35028, 36140, 37947, 38220, 38920, 40866, 43368, 43785, 45864, 50040, 50596, 54210, 54488, 57330, 58380, 61299, 63245, 65052, 68110, 70056, 72280, 75894, 76440, 81315, 81732, 87570, 88543, 101192, 102165, 108420, 113841, 114660, 116760, 122598, 126490, 130104, 136220, 151788, 162630, 163464, 175140, 177086, 189735, 204330, 216840, 227682, 229320, 245196, 252980, 265629, 272440, 303576, 306495, 325260, 350280, 354172, 379470, 408660, 442715, 455364, 490392, 505960, 531258, 569205, 612990, 650520, 708344, 758940, 796887, 817320, 885430, 910728, 1062516, 1138410, 1225980, 1328145, 1517880, 1593774, 1770860, 2125032, 2276820, 2451960, 2656290, 3187548, 3541720, 3984435, 4553640, 5312580, 6375096, 7968870, 10625160, 15937740, 31875480]

約数ペア:

[(1, 31875480), (2, 15937740), (3, 10625160), (4, 7968870), (5, 6375096), (6, 5312580), (7, 4553640), (8, 3984435), (9, 3541720), (10, 3187548), (12, 2656290), (13, 2451960), (14, 2276820), (15, 2125032), (18, 1770860), (20, 1593774), (21, 1517880), (24, 1328145), (26, 1225980), (28, 1138410), (30, 1062516), (35, 910728), (36, 885430), (39, 817320), (40, 796887), (42, 758940), (45, 708344), (49, 650520), (52, 612990), (56, 569205), (60, 531258), (63, 505960), (65, 490392), (70, 455364), (72, 442715), (78, 408660), (84, 379470), (90, 354172), (91, 350280), (98, 325260), (104, 306495), (105, 303576), (117, 272440), (120, 265629), (126, 252980), (130, 245196), (139, 229320), (140, 227682), (147, 216840), (156, 204330), (168, 189735), (180, 177086), (182, 175140), (195, 163464), (196, 162630), (210, 151788), (234, 136220), (245, 130104), (252, 126490), (260, 122598), (273, 116760), (278, 114660), (280, 113841), (294, 108420), (312, 102165), (315, 101192), (360, 88543), (364, 87570), (390, 81732), (392, 81315), (417, 76440), (420, 75894), (441, 72280), (455, 70056), (468, 68110), (490, 65052), (504, 63245), (520, 61299), (546, 58380), (556, 57330), (585, 54488), (588, 54210), (630, 50596), (637, 50040), (695, 45864), (728, 43785), (735, 43368), (780, 40866), (819, 38920), (834, 38220), (840, 37947), (882, 36140), (910, 35028), (936, 34055), (973, 32760), (980, 32526), (1092, 29190), (1112, 28665), (1170, 27244), (1176, 27105), (1251, 25480), (1260, 25298), (1274, 25020), (1365, 23352), (1390, 22932), (1470, 21684), (1560, 20433), (1638, 19460), (1668, 19110), (1764, 18070), (1807, 17640), (1820, 17514), (1911, 16680), (1946, 16380), (1960, 16263), (2085, 15288), (2184, 14595), (2205, 14456), (2340, 13622), (2502, 12740), (2520, 12649), (2548, 12510), (2730, 11676), (2780, 11466), (2919, 10920), (2940, 10842), (3185, 10008), (3276, 9730), (3336, 9555), (3528, 9035), (3614, 8820), (3640, 8757), (3822, 8340), (3892, 8190), (4095, 7784), (4170, 7644), (4410, 7228), (4680, 6811), (4865, 6552), (5004, 6370), (5096, 6255), (5421, 5880), (5460, 5838), (5560, 5733)]