78489840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2287}}^1$

素因数の和:2327

約数の個数: 160

約数和(自身を含む): 285981696

約数和(自身を除く): 207491856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 104, 110, 120, 130, 132, 143, 156, 165, 176, 195, 208, 220, 240, 260, 264, 286, 312, 330, 390, 429, 440, 520, 528, 572, 624, 660, 715, 780, 858, 880, 1040, 1144, 1320, 1430, 1560, 1716, 2145, 2287, 2288, 2640, 2860, 3120, 3432, 4290, 4574, 5720, 6861, 6864, 8580, 9148, 11435, 11440, 13722, 17160, 18296, 22870, 25157, 27444, 29731, 34305, 34320, 36592, 45740, 50314, 54888, 59462, 68610, 75471, 89193, 91480, 100628, 109776, 118924, 125785, 137220, 148655, 150942, 178386, 182960, 201256, 237848, 251570, 274440, 297310, 301884, 327041, 356772, 377355, 402512, 445965, 475696, 503140, 548880, 594620, 603768, 654082, 713544, 754710, 891930, 981123, 1006280, 1189240, 1207536, 1308164, 1427088, 1509420, 1635205, 1783860, 1962246, 2012560, 2378480, 2616328, 3018840, 3270410, 3567720, 3924492, 4905615, 5232656, 6037680, 6540820, 7135440, 7848984, 9811230, 13081640, 15697968, 19622460, 26163280, 39244920, 78489840]

約数ペア:

[(1, 78489840), (2, 39244920), (3, 26163280), (4, 19622460), (5, 15697968), (6, 13081640), (8, 9811230), (10, 7848984), (11, 7135440), (12, 6540820), (13, 6037680), (15, 5232656), (16, 4905615), (20, 3924492), (22, 3567720), (24, 3270410), (26, 3018840), (30, 2616328), (33, 2378480), (39, 2012560), (40, 1962246), (44, 1783860), (48, 1635205), (52, 1509420), (55, 1427088), (60, 1308164), (65, 1207536), (66, 1189240), (78, 1006280), (80, 981123), (88, 891930), (104, 754710), (110, 713544), (120, 654082), (130, 603768), (132, 594620), (143, 548880), (156, 503140), (165, 475696), (176, 445965), (195, 402512), (208, 377355), (220, 356772), (240, 327041), (260, 301884), (264, 297310), (286, 274440), (312, 251570), (330, 237848), (390, 201256), (429, 182960), (440, 178386), (520, 150942), (528, 148655), (572, 137220), (624, 125785), (660, 118924), (715, 109776), (780, 100628), (858, 91480), (880, 89193), (1040, 75471), (1144, 68610), (1320, 59462), (1430, 54888), (1560, 50314), (1716, 45740), (2145, 36592), (2287, 34320), (2288, 34305), (2640, 29731), (2860, 27444), (3120, 25157), (3432, 22870), (4290, 18296), (4574, 17160), (5720, 13722), (6861, 11440), (6864, 11435), (8580, 9148)]