171400240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:219

約数の個数: 160

約数和(自身を含む): 460541952

約数和(自身を除く): 289141712

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 61, 62, 80, 88, 103, 110, 122, 124, 155, 176, 206, 220, 244, 248, 305, 310, 341, 412, 440, 488, 496, 515, 610, 620, 671, 682, 824, 880, 976, 1030, 1133, 1220, 1240, 1342, 1364, 1648, 1705, 1891, 2060, 2266, 2440, 2480, 2684, 2728, 3193, 3355, 3410, 3782, 4120, 4532, 4880, 5368, 5456, 5665, 6283, 6386, 6710, 6820, 7564, 8240, 9064, 9455, 10736, 11330, 12566, 12772, 13420, 13640, 15128, 15965, 18128, 18910, 20801, 22660, 25132, 25544, 26840, 27280, 30256, 31415, 31930, 35123, 37820, 41602, 45320, 50264, 51088, 53680, 62830, 63860, 69113, 70246, 75640, 83204, 90640, 100528, 104005, 125660, 127720, 138226, 140492, 151280, 166408, 175615, 194773, 208010, 251320, 255440, 276452, 280984, 332816, 345565, 351230, 389546, 416020, 502640, 552904, 561968, 691130, 702460, 779092, 832040, 973865, 1105808, 1382260, 1404920, 1558184, 1664080, 1947730, 2142503, 2764520, 2809840, 3116368, 3895460, 4285006, 5529040, 7790920, 8570012, 10712515, 15581840, 17140024, 21425030, 34280048, 42850060, 85700120, 171400240]

約数ペア:

[(1, 171400240), (2, 85700120), (4, 42850060), (5, 34280048), (8, 21425030), (10, 17140024), (11, 15581840), (16, 10712515), (20, 8570012), (22, 7790920), (31, 5529040), (40, 4285006), (44, 3895460), (55, 3116368), (61, 2809840), (62, 2764520), (80, 2142503), (88, 1947730), (103, 1664080), (110, 1558184), (122, 1404920), (124, 1382260), (155, 1105808), (176, 973865), (206, 832040), (220, 779092), (244, 702460), (248, 691130), (305, 561968), (310, 552904), (341, 502640), (412, 416020), (440, 389546), (488, 351230), (496, 345565), (515, 332816), (610, 280984), (620, 276452), (671, 255440), (682, 251320), (824, 208010), (880, 194773), (976, 175615), (1030, 166408), (1133, 151280), (1220, 140492), (1240, 138226), (1342, 127720), (1364, 125660), (1648, 104005), (1705, 100528), (1891, 90640), (2060, 83204), (2266, 75640), (2440, 70246), (2480, 69113), (2684, 63860), (2728, 62830), (3193, 53680), (3355, 51088), (3410, 50264), (3782, 45320), (4120, 41602), (4532, 37820), (4880, 35123), (5368, 31930), (5456, 31415), (5665, 30256), (6283, 27280), (6386, 26840), (6710, 25544), (6820, 25132), (7564, 22660), (8240, 20801), (9064, 18910), (9455, 18128), (10736, 15965), (11330, 15128), (12566, 13640), (12772, 13420)]