161911080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:252

約数の個数: 192

約数和(自身を含む): 547531920

約数和(自身を除く): 385620840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 72, 73, 90, 101, 120, 122, 146, 180, 183, 202, 219, 244, 292, 303, 305, 360, 365, 366, 404, 438, 488, 505, 549, 584, 606, 610, 657, 730, 732, 808, 876, 909, 915, 1010, 1095, 1098, 1212, 1220, 1314, 1460, 1464, 1515, 1752, 1818, 1830, 2020, 2190, 2196, 2424, 2440, 2628, 2745, 2920, 3030, 3285, 3636, 3660, 4040, 4380, 4392, 4453, 4545, 5256, 5490, 6060, 6161, 6570, 7272, 7320, 7373, 8760, 8906, 9090, 10980, 12120, 12322, 13140, 13359, 14746, 17812, 18180, 18483, 21960, 22119, 22265, 24644, 26280, 26718, 29492, 30805, 35624, 36360, 36865, 36966, 40077, 44238, 44530, 49288, 53436, 55449, 58984, 61610, 66357, 66795, 73730, 73932, 80154, 88476, 89060, 92415, 106872, 110595, 110898, 123220, 132714, 133590, 147460, 147864, 160308, 176952, 178120, 184830, 200385, 221190, 221796, 246440, 265428, 267180, 277245, 294920, 320616, 331785, 369660, 400770, 442380, 443592, 449753, 530856, 534360, 554490, 663570, 739320, 801540, 884760, 899506, 1108980, 1327140, 1349259, 1603080, 1799012, 2217960, 2248765, 2654280, 2698518, 3598024, 4047777, 4497530, 5397036, 6746295, 8095554, 8995060, 10794072, 13492590, 16191108, 17990120, 20238885, 26985180, 32382216, 40477770, 53970360, 80955540, 161911080]

約数ペア:

[(1, 161911080), (2, 80955540), (3, 53970360), (4, 40477770), (5, 32382216), (6, 26985180), (8, 20238885), (9, 17990120), (10, 16191108), (12, 13492590), (15, 10794072), (18, 8995060), (20, 8095554), (24, 6746295), (30, 5397036), (36, 4497530), (40, 4047777), (45, 3598024), (60, 2698518), (61, 2654280), (72, 2248765), (73, 2217960), (90, 1799012), (101, 1603080), (120, 1349259), (122, 1327140), (146, 1108980), (180, 899506), (183, 884760), (202, 801540), (219, 739320), (244, 663570), (292, 554490), (303, 534360), (305, 530856), (360, 449753), (365, 443592), (366, 442380), (404, 400770), (438, 369660), (488, 331785), (505, 320616), (549, 294920), (584, 277245), (606, 267180), (610, 265428), (657, 246440), (730, 221796), (732, 221190), (808, 200385), (876, 184830), (909, 178120), (915, 176952), (1010, 160308), (1095, 147864), (1098, 147460), (1212, 133590), (1220, 132714), (1314, 123220), (1460, 110898), (1464, 110595), (1515, 106872), (1752, 92415), (1818, 89060), (1830, 88476), (2020, 80154), (2190, 73932), (2196, 73730), (2424, 66795), (2440, 66357), (2628, 61610), (2745, 58984), (2920, 55449), (3030, 53436), (3285, 49288), (3636, 44530), (3660, 44238), (4040, 40077), (4380, 36966), (4392, 36865), (4453, 36360), (4545, 35624), (5256, 30805), (5490, 29492), (6060, 26718), (6161, 26280), (6570, 24644), (7272, 22265), (7320, 22119), (7373, 21960), (8760, 18483), (8906, 18180), (9090, 17812), (10980, 14746), (12120, 13359), (12322, 13140)]