81576560520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2490127}}^1$

素因数の和:2490164

約数の個数: 192

約数和(自身を含む): 326306373120

約数和(自身を除く): 244729812600

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, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 504, 520, 546, 585, 630, 728, 780, 819, 840, 910, 936, 1092, 1170, 1260, 1365, 1560, 1638, 1820, 2184, 2340, 2520, 2730, 3276, 3640, 4095, 4680, 5460, 6552, 8190, 10920, 16380, 32760, 2490127, 4980254, 7470381, 9960508, 12450635, 14940762, 17430889, 19921016, 22411143, 24901270, 29881524, 32371651, 34861778, 37351905, 44822286, 49802540, 52292667, 59763048, 64743302, 69723556, 74703810, 87154445, 89644572, 97114953, 99605080, 104585334, 112055715, 129486604, 139447112, 149407620, 156878001, 161858255, 174308890, 179289144, 194229906, 209170668, 224111430, 226601557, 258973208, 261463335, 291344859, 298815240, 313756002, 323716510, 348617780, 388459812, 418341336, 448222860, 453203114, 485574765, 522926670, 582689718, 627512004, 647433020, 679804671, 697235560, 776919624, 784390005, 896445720, 906406228, 971149530, 1045853340, 1133007785, 1165379436, 1255024008, 1294866040, 1359609342, 1456724295, 1568780010, 1812812456, 1942299060, 2039414013, 2091706680, 2266015570, 2330758872, 2719218684, 2913448590, 3137560020, 3399023355, 3884598120, 4078828026, 4532031140, 5438437368, 5826897180, 6275120040, 6798046710, 8157656052, 9064062280, 10197070065, 11653794360, 13596093420, 16315312104, 20394140130, 27192186840, 40788280260, 81576560520]

約数ペア:

[(1, 81576560520), (2, 40788280260), (3, 27192186840), (4, 20394140130), (5, 16315312104), (6, 13596093420), (7, 11653794360), (8, 10197070065), (9, 9064062280), (10, 8157656052), (12, 6798046710), (13, 6275120040), (14, 5826897180), (15, 5438437368), (18, 4532031140), (20, 4078828026), (21, 3884598120), (24, 3399023355), (26, 3137560020), (28, 2913448590), (30, 2719218684), (35, 2330758872), (36, 2266015570), (39, 2091706680), (40, 2039414013), (42, 1942299060), (45, 1812812456), (52, 1568780010), (56, 1456724295), (60, 1359609342), (63, 1294866040), (65, 1255024008), (70, 1165379436), (72, 1133007785), (78, 1045853340), (84, 971149530), (90, 906406228), (91, 896445720), (104, 784390005), (105, 776919624), (117, 697235560), (120, 679804671), (126, 647433020), (130, 627512004), (140, 582689718), (156, 522926670), (168, 485574765), (180, 453203114), (182, 448222860), (195, 418341336), (210, 388459812), (234, 348617780), (252, 323716510), (260, 313756002), (273, 298815240), (280, 291344859), (312, 261463335), (315, 258973208), (360, 226601557), (364, 224111430), (390, 209170668), (420, 194229906), (455, 179289144), (468, 174308890), (504, 161858255), (520, 156878001), (546, 149407620), (585, 139447112), (630, 129486604), (728, 112055715), (780, 104585334), (819, 99605080), (840, 97114953), (910, 89644572), (936, 87154445), (1092, 74703810), (1170, 69723556), (1260, 64743302), (1365, 59763048), (1560, 52292667), (1638, 49802540), (1820, 44822286), (2184, 37351905), (2340, 34861778), (2520, 32371651), (2730, 29881524), (3276, 24901270), (3640, 22411143), (4095, 19921016), (4680, 17430889), (5460, 14940762), (6552, 12450635), (8190, 9960508), (10920, 7470381), (16380, 4980254), (32760, 2490127)]