864671640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{307}}^1\times {\mathrm{479}}^1$

素因数の和:814

約数の個数: 192

約数和(自身を含む): 3033676800

約数和(自身を除く): 2169005160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 307, 392, 420, 479, 490, 588, 614, 735, 840, 921, 958, 980, 1176, 1228, 1437, 1470, 1535, 1842, 1916, 1960, 2149, 2395, 2456, 2874, 2940, 3070, 3353, 3684, 3832, 4298, 4605, 4790, 5748, 5880, 6140, 6447, 6706, 7185, 7368, 8596, 9210, 9580, 10059, 10745, 11496, 12280, 12894, 13412, 14370, 15043, 16765, 17192, 18420, 19160, 20118, 21490, 23471, 25788, 26824, 28740, 30086, 32235, 33530, 36840, 40236, 42980, 45129, 46942, 50295, 51576, 57480, 60172, 64470, 67060, 70413, 75215, 80472, 85960, 90258, 93884, 100590, 117355, 120344, 128940, 134120, 140826, 147053, 150430, 180516, 187768, 201180, 225645, 234710, 257880, 281652, 294106, 300860, 352065, 361032, 402360, 441159, 451290, 469420, 563304, 588212, 601720, 704130, 735265, 882318, 902580, 938840, 1029371, 1176424, 1408260, 1470530, 1764636, 1805160, 2058742, 2205795, 2816520, 2941060, 3088113, 3529272, 4117484, 4411590, 5146855, 5882120, 6176226, 7205597, 8234968, 8823180, 10293710, 12352452, 14411194, 15440565, 17646360, 20587420, 21616791, 24704904, 28822388, 30881130, 36027985, 41174840, 43233582, 57644776, 61762260, 72055970, 86467164, 108083955, 123524520, 144111940, 172934328, 216167910, 288223880, 432335820, 864671640]

約数ペア:

[(1, 864671640), (2, 432335820), (3, 288223880), (4, 216167910), (5, 172934328), (6, 144111940), (7, 123524520), (8, 108083955), (10, 86467164), (12, 72055970), (14, 61762260), (15, 57644776), (20, 43233582), (21, 41174840), (24, 36027985), (28, 30881130), (30, 28822388), (35, 24704904), (40, 21616791), (42, 20587420), (49, 17646360), (56, 15440565), (60, 14411194), (70, 12352452), (84, 10293710), (98, 8823180), (105, 8234968), (120, 7205597), (140, 6176226), (147, 5882120), (168, 5146855), (196, 4411590), (210, 4117484), (245, 3529272), (280, 3088113), (294, 2941060), (307, 2816520), (392, 2205795), (420, 2058742), (479, 1805160), (490, 1764636), (588, 1470530), (614, 1408260), (735, 1176424), (840, 1029371), (921, 938840), (958, 902580), (980, 882318), (1176, 735265), (1228, 704130), (1437, 601720), (1470, 588212), (1535, 563304), (1842, 469420), (1916, 451290), (1960, 441159), (2149, 402360), (2395, 361032), (2456, 352065), (2874, 300860), (2940, 294106), (3070, 281652), (3353, 257880), (3684, 234710), (3832, 225645), (4298, 201180), (4605, 187768), (4790, 180516), (5748, 150430), (5880, 147053), (6140, 140826), (6447, 134120), (6706, 128940), (7185, 120344), (7368, 117355), (8596, 100590), (9210, 93884), (9580, 90258), (10059, 85960), (10745, 80472), (11496, 75215), (12280, 70413), (12894, 67060), (13412, 64470), (14370, 60172), (15043, 57480), (16765, 51576), (17192, 50295), (18420, 46942), (19160, 45129), (20118, 42980), (21490, 40236), (23471, 36840), (25788, 33530), (26824, 32235), (28740, 30086)]