7139440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:111

約数の個数: 160

約数和(自身を含む): 22141440

約数和(自身を除く): 15002000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 61, 70, 76, 77, 80, 88, 95, 110, 112, 122, 133, 140, 152, 154, 176, 190, 209, 220, 244, 266, 280, 304, 305, 308, 380, 385, 418, 427, 440, 488, 532, 560, 610, 616, 665, 671, 760, 770, 836, 854, 880, 976, 1045, 1064, 1159, 1220, 1232, 1330, 1342, 1463, 1520, 1540, 1672, 1708, 2090, 2128, 2135, 2318, 2440, 2660, 2684, 2926, 3080, 3344, 3355, 3416, 4180, 4270, 4636, 4697, 4880, 5320, 5368, 5795, 5852, 6160, 6710, 6832, 7315, 8113, 8360, 8540, 9272, 9394, 10640, 10736, 11590, 11704, 12749, 13420, 14630, 16226, 16720, 17080, 18544, 18788, 23180, 23408, 23485, 25498, 26840, 29260, 32452, 34160, 37576, 40565, 46360, 46970, 50996, 53680, 58520, 63745, 64904, 75152, 81130, 89243, 92720, 93940, 101992, 117040, 127490, 129808, 162260, 178486, 187880, 203984, 254980, 324520, 356972, 375760, 446215, 509960, 649040, 713944, 892430, 1019920, 1427888, 1784860, 3569720, 7139440]

約数ペア:

[(1, 7139440), (2, 3569720), (4, 1784860), (5, 1427888), (7, 1019920), (8, 892430), (10, 713944), (11, 649040), (14, 509960), (16, 446215), (19, 375760), (20, 356972), (22, 324520), (28, 254980), (35, 203984), (38, 187880), (40, 178486), (44, 162260), (55, 129808), (56, 127490), (61, 117040), (70, 101992), (76, 93940), (77, 92720), (80, 89243), (88, 81130), (95, 75152), (110, 64904), (112, 63745), (122, 58520), (133, 53680), (140, 50996), (152, 46970), (154, 46360), (176, 40565), (190, 37576), (209, 34160), (220, 32452), (244, 29260), (266, 26840), (280, 25498), (304, 23485), (305, 23408), (308, 23180), (380, 18788), (385, 18544), (418, 17080), (427, 16720), (440, 16226), (488, 14630), (532, 13420), (560, 12749), (610, 11704), (616, 11590), (665, 10736), (671, 10640), (760, 9394), (770, 9272), (836, 8540), (854, 8360), (880, 8113), (976, 7315), (1045, 6832), (1064, 6710), (1159, 6160), (1220, 5852), (1232, 5795), (1330, 5368), (1342, 5320), (1463, 4880), (1520, 4697), (1540, 4636), (1672, 4270), (1708, 4180), (2090, 3416), (2128, 3355), (2135, 3344), (2318, 3080), (2440, 2926), (2660, 2684)]