320492760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{467}}^1$

素因数の和:550

約数の個数: 256

約数和(自身を含む): 1186099200

約数和(自身を除く): 865606440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 43, 56, 57, 60, 70, 76, 84, 86, 95, 105, 114, 120, 129, 133, 140, 152, 168, 172, 190, 210, 215, 228, 258, 266, 280, 285, 301, 344, 380, 399, 420, 430, 456, 467, 516, 532, 570, 602, 645, 665, 760, 798, 817, 840, 860, 903, 934, 1032, 1064, 1140, 1204, 1290, 1330, 1401, 1505, 1596, 1634, 1720, 1806, 1868, 1995, 2280, 2335, 2408, 2451, 2580, 2660, 2802, 3010, 3192, 3268, 3269, 3612, 3736, 3990, 4085, 4515, 4670, 4902, 5160, 5320, 5604, 5719, 6020, 6536, 6538, 7005, 7224, 7980, 8170, 8873, 9030, 9340, 9804, 9807, 11208, 11438, 12040, 12255, 13076, 14010, 15960, 16340, 16345, 17157, 17746, 18060, 18680, 19608, 19614, 20081, 22876, 24510, 26152, 26619, 28020, 28595, 32680, 32690, 34314, 35492, 36120, 39228, 40162, 44365, 45752, 49020, 49035, 53238, 56040, 57190, 60243, 62111, 65380, 68628, 70984, 78456, 80324, 85785, 88730, 98040, 98070, 100405, 106476, 114380, 120486, 124222, 130760, 133095, 137256, 140567, 160648, 171570, 177460, 186333, 196140, 200810, 212952, 228760, 240972, 248444, 266190, 281134, 301215, 310555, 343140, 354920, 372666, 381539, 392280, 401620, 421701, 481944, 496888, 532380, 562268, 602430, 621110, 686280, 702835, 745332, 763078, 803240, 843402, 931665, 1064760, 1124536, 1144617, 1204860, 1242220, 1405670, 1490664, 1526156, 1686804, 1863330, 1907695, 2108505, 2289234, 2409720, 2484440, 2670773, 2811340, 3052312, 3373608, 3726660, 3815390, 4217010, 4578468, 5341546, 5622680, 5723085, 7453320, 7630780, 8012319, 8434020, 9156936, 10683092, 11446170, 13353865, 15261560, 16024638, 16868040, 21366184, 22892340, 26707730, 32049276, 40061595, 45784680, 53415460, 64098552, 80123190, 106830920, 160246380, 320492760]

約数ペア:

[(1, 320492760), (2, 160246380), (3, 106830920), (4, 80123190), (5, 64098552), (6, 53415460), (7, 45784680), (8, 40061595), (10, 32049276), (12, 26707730), (14, 22892340), (15, 21366184), (19, 16868040), (20, 16024638), (21, 15261560), (24, 13353865), (28, 11446170), (30, 10683092), (35, 9156936), (38, 8434020), (40, 8012319), (42, 7630780), (43, 7453320), (56, 5723085), (57, 5622680), (60, 5341546), (70, 4578468), (76, 4217010), (84, 3815390), (86, 3726660), (95, 3373608), (105, 3052312), (114, 2811340), (120, 2670773), (129, 2484440), (133, 2409720), (140, 2289234), (152, 2108505), (168, 1907695), (172, 1863330), (190, 1686804), (210, 1526156), (215, 1490664), (228, 1405670), (258, 1242220), (266, 1204860), (280, 1144617), (285, 1124536), (301, 1064760), (344, 931665), (380, 843402), (399, 803240), (420, 763078), (430, 745332), (456, 702835), (467, 686280), (516, 621110), (532, 602430), (570, 562268), (602, 532380), (645, 496888), (665, 481944), (760, 421701), (798, 401620), (817, 392280), (840, 381539), (860, 372666), (903, 354920), (934, 343140), (1032, 310555), (1064, 301215), (1140, 281134), (1204, 266190), (1290, 248444), (1330, 240972), (1401, 228760), (1505, 212952), (1596, 200810), (1634, 196140), (1720, 186333), (1806, 177460), (1868, 171570), (1995, 160648), (2280, 140567), (2335, 137256), (2408, 133095), (2451, 130760), (2580, 124222), (2660, 120486), (2802, 114380), (3010, 106476), (3192, 100405), (3268, 98070), (3269, 98040), (3612, 88730), (3736, 85785), (3990, 80324), (4085, 78456), (4515, 70984), (4670, 68628), (4902, 65380), (5160, 62111), (5320, 60243), (5604, 57190), (5719, 56040), (6020, 53238), (6536, 49035), (6538, 49020), (7005, 45752), (7224, 44365), (7980, 40162), (8170, 39228), (8873, 36120), (9030, 35492), (9340, 34314), (9804, 32690), (9807, 32680), (11208, 28595), (11438, 28020), (12040, 26619), (12255, 26152), (13076, 24510), (14010, 22876), (15960, 20081), (16340, 19614), (16345, 19608), (17157, 18680), (17746, 18060)]