239771280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{59}}^2$

素因数の和:182

約数の個数: 240

約数和(自身を含む): 885193344

約数和(自身を除く): 645422064

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 41, 42, 48, 56, 59, 60, 70, 80, 82, 84, 105, 112, 118, 120, 123, 140, 164, 168, 177, 205, 210, 236, 240, 246, 280, 287, 295, 328, 336, 354, 410, 413, 420, 472, 492, 560, 574, 590, 615, 656, 708, 820, 826, 840, 861, 885, 944, 984, 1148, 1180, 1230, 1239, 1416, 1435, 1640, 1652, 1680, 1722, 1770, 1968, 2065, 2296, 2360, 2419, 2460, 2478, 2832, 2870, 3280, 3304, 3444, 3481, 3540, 4130, 4305, 4592, 4720, 4838, 4920, 4956, 5740, 6195, 6608, 6888, 6962, 7080, 7257, 8260, 8610, 9676, 9840, 9912, 10443, 11480, 12095, 12390, 13776, 13924, 14160, 14514, 16520, 16933, 17220, 17405, 19352, 19824, 20886, 22960, 24190, 24367, 24780, 27848, 29028, 33040, 33866, 34440, 34810, 36285, 38704, 41772, 48380, 48734, 49560, 50799, 52215, 55696, 58056, 67732, 68880, 69620, 72570, 73101, 83544, 84665, 96760, 97468, 99120, 101598, 104430, 116112, 121835, 135464, 139240, 142721, 145140, 146202, 167088, 169330, 193520, 194936, 203196, 208860, 243670, 253995, 270928, 278480, 285442, 290280, 292404, 338660, 365505, 389872, 406392, 417720, 428163, 487340, 507990, 570884, 580560, 584808, 677320, 713605, 731010, 812784, 835440, 856326, 974680, 999047, 1015980, 1141768, 1169616, 1354640, 1427210, 1462020, 1712652, 1949360, 1998094, 2031960, 2140815, 2283536, 2854420, 2924040, 2997141, 3425304, 3996188, 4063920, 4281630, 4995235, 5708840, 5848080, 5994282, 6850608, 7992376, 8563260, 9990470, 11417680, 11988564, 14985705, 15984752, 17126520, 19980940, 23977128, 29971410, 34253040, 39961880, 47954256, 59942820, 79923760, 119885640, 239771280]

約数ペア:

[(1, 239771280), (2, 119885640), (3, 79923760), (4, 59942820), (5, 47954256), (6, 39961880), (7, 34253040), (8, 29971410), (10, 23977128), (12, 19980940), (14, 17126520), (15, 15984752), (16, 14985705), (20, 11988564), (21, 11417680), (24, 9990470), (28, 8563260), (30, 7992376), (35, 6850608), (40, 5994282), (41, 5848080), (42, 5708840), (48, 4995235), (56, 4281630), (59, 4063920), (60, 3996188), (70, 3425304), (80, 2997141), (82, 2924040), (84, 2854420), (105, 2283536), (112, 2140815), (118, 2031960), (120, 1998094), (123, 1949360), (140, 1712652), (164, 1462020), (168, 1427210), (177, 1354640), (205, 1169616), (210, 1141768), (236, 1015980), (240, 999047), (246, 974680), (280, 856326), (287, 835440), (295, 812784), (328, 731010), (336, 713605), (354, 677320), (410, 584808), (413, 580560), (420, 570884), (472, 507990), (492, 487340), (560, 428163), (574, 417720), (590, 406392), (615, 389872), (656, 365505), (708, 338660), (820, 292404), (826, 290280), (840, 285442), (861, 278480), (885, 270928), (944, 253995), (984, 243670), (1148, 208860), (1180, 203196), (1230, 194936), (1239, 193520), (1416, 169330), (1435, 167088), (1640, 146202), (1652, 145140), (1680, 142721), (1722, 139240), (1770, 135464), (1968, 121835), (2065, 116112), (2296, 104430), (2360, 101598), (2419, 99120), (2460, 97468), (2478, 96760), (2832, 84665), (2870, 83544), (3280, 73101), (3304, 72570), (3444, 69620), (3481, 68880), (3540, 67732), (4130, 58056), (4305, 55696), (4592, 52215), (4720, 50799), (4838, 49560), (4920, 48734), (4956, 48380), (5740, 41772), (6195, 38704), (6608, 36285), (6888, 34810), (6962, 34440), (7080, 33866), (7257, 33040), (8260, 29028), (8610, 27848), (9676, 24780), (9840, 24367), (9912, 24190), (10443, 22960), (11480, 20886), (12095, 19824), (12390, 19352), (13776, 17405), (13924, 17220), (14160, 16933), (14514, 16520)]