251289360

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{683}}^1$

素因数の和:782

約数の個数: 240

約数和(自身を含む): 979115904

約数和(自身を除く): 727826544

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, 73, 80, 84, 90, 105, 112, 120, 126, 140, 144, 146, 168, 180, 210, 219, 240, 252, 280, 292, 315, 336, 360, 365, 420, 438, 504, 511, 560, 584, 630, 657, 683, 720, 730, 840, 876, 1008, 1022, 1095, 1168, 1260, 1314, 1366, 1460, 1533, 1680, 1752, 2044, 2049, 2190, 2520, 2555, 2628, 2732, 2920, 3066, 3285, 3415, 3504, 4088, 4098, 4380, 4599, 4781, 5040, 5110, 5256, 5464, 5840, 6132, 6147, 6570, 6830, 7665, 8176, 8196, 8760, 9198, 9562, 10220, 10245, 10512, 10928, 12264, 12294, 13140, 13660, 14343, 15330, 16392, 17520, 18396, 19124, 20440, 20490, 22995, 23905, 24528, 24588, 26280, 27320, 28686, 30660, 30735, 32784, 36792, 38248, 40880, 40980, 43029, 45990, 47810, 49176, 49859, 52560, 54640, 57372, 61320, 61470, 71715, 73584, 76496, 81960, 86058, 91980, 95620, 98352, 99718, 114744, 122640, 122940, 143430, 149577, 163920, 172116, 183960, 191240, 199436, 215145, 229488, 245880, 249295, 286860, 299154, 344232, 349013, 367920, 382480, 398872, 430290, 448731, 491760, 498590, 573720, 598308, 688464, 698026, 747885, 797744, 860580, 897462, 997180, 1047039, 1147440, 1196616, 1396052, 1495770, 1721160, 1745065, 1794924, 1994360, 2094078, 2243655, 2393232, 2792104, 2991540, 3141117, 3442320, 3490130, 3589848, 3988720, 4188156, 4487310, 5235195, 5584208, 5983080, 6282234, 6980260, 7179696, 8376312, 8974620, 10470390, 11966160, 12564468, 13960520, 15705585, 16752624, 17949240, 20940780, 25128936, 27921040, 31411170, 35898480, 41881560, 50257872, 62822340, 83763120, 125644680, 251289360]

約数ペア:

[(1, 251289360), (2, 125644680), (3, 83763120), (4, 62822340), (5, 50257872), (6, 41881560), (7, 35898480), (8, 31411170), (9, 27921040), (10, 25128936), (12, 20940780), (14, 17949240), (15, 16752624), (16, 15705585), (18, 13960520), (20, 12564468), (21, 11966160), (24, 10470390), (28, 8974620), (30, 8376312), (35, 7179696), (36, 6980260), (40, 6282234), (42, 5983080), (45, 5584208), (48, 5235195), (56, 4487310), (60, 4188156), (63, 3988720), (70, 3589848), (72, 3490130), (73, 3442320), (80, 3141117), (84, 2991540), (90, 2792104), (105, 2393232), (112, 2243655), (120, 2094078), (126, 1994360), (140, 1794924), (144, 1745065), (146, 1721160), (168, 1495770), (180, 1396052), (210, 1196616), (219, 1147440), (240, 1047039), (252, 997180), (280, 897462), (292, 860580), (315, 797744), (336, 747885), (360, 698026), (365, 688464), (420, 598308), (438, 573720), (504, 498590), (511, 491760), (560, 448731), (584, 430290), (630, 398872), (657, 382480), (683, 367920), (720, 349013), (730, 344232), (840, 299154), (876, 286860), (1008, 249295), (1022, 245880), (1095, 229488), (1168, 215145), (1260, 199436), (1314, 191240), (1366, 183960), (1460, 172116), (1533, 163920), (1680, 149577), (1752, 143430), (2044, 122940), (2049, 122640), (2190, 114744), (2520, 99718), (2555, 98352), (2628, 95620), (2732, 91980), (2920, 86058), (3066, 81960), (3285, 76496), (3415, 73584), (3504, 71715), (4088, 61470), (4098, 61320), (4380, 57372), (4599, 54640), (4781, 52560), (5040, 49859), (5110, 49176), (5256, 47810), (5464, 45990), (5840, 43029), (6132, 40980), (6147, 40880), (6570, 38248), (6830, 36792), (7665, 32784), (8176, 30735), (8196, 30660), (8760, 28686), (9198, 27320), (9562, 26280), (10220, 24588), (10245, 24528), (10512, 23905), (10928, 22995), (12264, 20490), (12294, 20440), (13140, 19124), (13660, 18396), (14343, 17520), (15330, 16392)]