1570981720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{521}}^1$

素因数の和:650

約数の個数: 192

約数和(自身を含む): 4498804800

約数和(自身を除く): 2927823080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 89, 110, 121, 140, 154, 178, 220, 242, 280, 308, 356, 385, 440, 445, 484, 521, 605, 616, 623, 712, 770, 847, 890, 968, 979, 1042, 1210, 1246, 1540, 1694, 1780, 1958, 2084, 2420, 2492, 2605, 3080, 3115, 3388, 3560, 3647, 3916, 4168, 4235, 4840, 4895, 4984, 5210, 5731, 6230, 6776, 6853, 7294, 7832, 8470, 9790, 10420, 10769, 11462, 12460, 13706, 14588, 16940, 18235, 19580, 20840, 21538, 22924, 24920, 27412, 28655, 29176, 33880, 34265, 36470, 39160, 40117, 43076, 45848, 46369, 53845, 54824, 57310, 63041, 68530, 72940, 75383, 80234, 86152, 92738, 107690, 114620, 126082, 137060, 145880, 150766, 160468, 185476, 200585, 215380, 229240, 231845, 252164, 274120, 301532, 315205, 320936, 324583, 370952, 376915, 401170, 430760, 441287, 463690, 504328, 510059, 603064, 630410, 649166, 753830, 802340, 882574, 927380, 1020118, 1260820, 1298332, 1507660, 1604680, 1622915, 1765148, 1854760, 2040236, 2206435, 2521640, 2550295, 2596664, 3015320, 3245830, 3530296, 3570413, 4080472, 4412870, 5100590, 5610649, 6491660, 7140826, 8825740, 10201180, 11221298, 12983320, 14281652, 17651480, 17852065, 20402360, 22442596, 28053245, 28563304, 35704130, 39274543, 44885192, 56106490, 71408260, 78549086, 112212980, 142816520, 157098172, 196372715, 224425960, 314196344, 392745430, 785490860, 1570981720]

約数ペア:

[(1, 1570981720), (2, 785490860), (4, 392745430), (5, 314196344), (7, 224425960), (8, 196372715), (10, 157098172), (11, 142816520), (14, 112212980), (20, 78549086), (22, 71408260), (28, 56106490), (35, 44885192), (40, 39274543), (44, 35704130), (55, 28563304), (56, 28053245), (70, 22442596), (77, 20402360), (88, 17852065), (89, 17651480), (110, 14281652), (121, 12983320), (140, 11221298), (154, 10201180), (178, 8825740), (220, 7140826), (242, 6491660), (280, 5610649), (308, 5100590), (356, 4412870), (385, 4080472), (440, 3570413), (445, 3530296), (484, 3245830), (521, 3015320), (605, 2596664), (616, 2550295), (623, 2521640), (712, 2206435), (770, 2040236), (847, 1854760), (890, 1765148), (968, 1622915), (979, 1604680), (1042, 1507660), (1210, 1298332), (1246, 1260820), (1540, 1020118), (1694, 927380), (1780, 882574), (1958, 802340), (2084, 753830), (2420, 649166), (2492, 630410), (2605, 603064), (3080, 510059), (3115, 504328), (3388, 463690), (3560, 441287), (3647, 430760), (3916, 401170), (4168, 376915), (4235, 370952), (4840, 324583), (4895, 320936), (4984, 315205), (5210, 301532), (5731, 274120), (6230, 252164), (6776, 231845), (6853, 229240), (7294, 215380), (7832, 200585), (8470, 185476), (9790, 160468), (10420, 150766), (10769, 145880), (11462, 137060), (12460, 126082), (13706, 114620), (14588, 107690), (16940, 92738), (18235, 86152), (19580, 80234), (20840, 75383), (21538, 72940), (22924, 68530), (24920, 63041), (27412, 57310), (28655, 54824), (29176, 53845), (33880, 46369), (34265, 45848), (36470, 43076), (39160, 40117)]