389009040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1741}}^1$

素因数の和:1790

約数の個数: 240

約数和(自身を含む): 1477494720

約数和(自身を除く): 1088485680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 49, 56, 57, 60, 70, 76, 80, 84, 95, 98, 105, 112, 114, 120, 133, 140, 147, 152, 168, 190, 196, 210, 228, 240, 245, 266, 280, 285, 294, 304, 336, 380, 392, 399, 420, 456, 490, 532, 560, 570, 588, 665, 735, 760, 784, 798, 840, 912, 931, 980, 1064, 1140, 1176, 1330, 1470, 1520, 1596, 1680, 1741, 1862, 1960, 1995, 2128, 2280, 2352, 2660, 2793, 2940, 3192, 3482, 3724, 3920, 3990, 4560, 4655, 5223, 5320, 5586, 5880, 6384, 6964, 7448, 7980, 8705, 9310, 10446, 10640, 11172, 11760, 12187, 13928, 13965, 14896, 15960, 17410, 18620, 20892, 22344, 24374, 26115, 27856, 27930, 31920, 33079, 34820, 36561, 37240, 41784, 44688, 48748, 52230, 55860, 60935, 66158, 69640, 73122, 74480, 83568, 85309, 97496, 99237, 104460, 111720, 121870, 132316, 139280, 146244, 165395, 170618, 182805, 194992, 198474, 208920, 223440, 231553, 243740, 255927, 264632, 292488, 330790, 341236, 365610, 396948, 417840, 426545, 463106, 487480, 496185, 511854, 529264, 584976, 661580, 682472, 694659, 731220, 793896, 853090, 926212, 974960, 992370, 1023708, 1157765, 1279635, 1323160, 1364944, 1389318, 1462440, 1587792, 1620871, 1706180, 1852424, 1984740, 2047416, 2315530, 2559270, 2646320, 2778636, 2924880, 3241742, 3412360, 3473295, 3704848, 3969480, 4094832, 4631060, 4862613, 5118540, 5557272, 6483484, 6824720, 6946590, 7938960, 8104355, 9262120, 9725226, 10237080, 11114544, 12966968, 13893180, 16208710, 18524240, 19450452, 20474160, 24313065, 25933936, 27786360, 32417420, 38900904, 48626130, 55572720, 64834840, 77801808, 97252260, 129669680, 194504520, 389009040]

約数ペア:

[(1, 389009040), (2, 194504520), (3, 129669680), (4, 97252260), (5, 77801808), (6, 64834840), (7, 55572720), (8, 48626130), (10, 38900904), (12, 32417420), (14, 27786360), (15, 25933936), (16, 24313065), (19, 20474160), (20, 19450452), (21, 18524240), (24, 16208710), (28, 13893180), (30, 12966968), (35, 11114544), (38, 10237080), (40, 9725226), (42, 9262120), (48, 8104355), (49, 7938960), (56, 6946590), (57, 6824720), (60, 6483484), (70, 5557272), (76, 5118540), (80, 4862613), (84, 4631060), (95, 4094832), (98, 3969480), (105, 3704848), (112, 3473295), (114, 3412360), (120, 3241742), (133, 2924880), (140, 2778636), (147, 2646320), (152, 2559270), (168, 2315530), (190, 2047416), (196, 1984740), (210, 1852424), (228, 1706180), (240, 1620871), (245, 1587792), (266, 1462440), (280, 1389318), (285, 1364944), (294, 1323160), (304, 1279635), (336, 1157765), (380, 1023708), (392, 992370), (399, 974960), (420, 926212), (456, 853090), (490, 793896), (532, 731220), (560, 694659), (570, 682472), (588, 661580), (665, 584976), (735, 529264), (760, 511854), (784, 496185), (798, 487480), (840, 463106), (912, 426545), (931, 417840), (980, 396948), (1064, 365610), (1140, 341236), (1176, 330790), (1330, 292488), (1470, 264632), (1520, 255927), (1596, 243740), (1680, 231553), (1741, 223440), (1862, 208920), (1960, 198474), (1995, 194992), (2128, 182805), (2280, 170618), (2352, 165395), (2660, 146244), (2793, 139280), (2940, 132316), (3192, 121870), (3482, 111720), (3724, 104460), (3920, 99237), (3990, 97496), (4560, 85309), (4655, 83568), (5223, 74480), (5320, 73122), (5586, 69640), (5880, 66158), (6384, 60935), (6964, 55860), (7448, 52230), (7980, 48748), (8705, 44688), (9310, 41784), (10446, 37240), (10640, 36561), (11172, 34820), (11760, 33079), (12187, 31920), (13928, 27930), (13965, 27856), (14896, 26115), (15960, 24374), (17410, 22344), (18620, 20892)]