172129360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:357

約数の個数: 160

約数和(自身を含む): 469969920

約数和(自身を除く): 297840560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 31, 38, 40, 52, 62, 65, 76, 80, 95, 104, 124, 130, 152, 155, 190, 208, 247, 248, 260, 281, 304, 310, 380, 403, 494, 496, 520, 562, 589, 620, 760, 806, 988, 1040, 1124, 1178, 1235, 1240, 1405, 1520, 1612, 1976, 2015, 2248, 2356, 2470, 2480, 2810, 2945, 3224, 3653, 3952, 4030, 4496, 4712, 4940, 5339, 5620, 5890, 6448, 7306, 7657, 8060, 8711, 9424, 9880, 10678, 11240, 11780, 14612, 15314, 16120, 17422, 18265, 19760, 21356, 22480, 23560, 26695, 29224, 30628, 32240, 34844, 36530, 38285, 42712, 43555, 47120, 53390, 58448, 61256, 69407, 69688, 73060, 76570, 85424, 87110, 106780, 113243, 122512, 138814, 139376, 146120, 153140, 165509, 174220, 213560, 226486, 277628, 292240, 306280, 331018, 347035, 348440, 427120, 452972, 555256, 566215, 612560, 662036, 694070, 696880, 827545, 905944, 1110512, 1132430, 1324072, 1388140, 1655090, 1811888, 2151617, 2264860, 2648144, 2776280, 3310180, 4303234, 4529720, 5552560, 6620360, 8606468, 9059440, 10758085, 13240720, 17212936, 21516170, 34425872, 43032340, 86064680, 172129360]

約数ペア:

[(1, 172129360), (2, 86064680), (4, 43032340), (5, 34425872), (8, 21516170), (10, 17212936), (13, 13240720), (16, 10758085), (19, 9059440), (20, 8606468), (26, 6620360), (31, 5552560), (38, 4529720), (40, 4303234), (52, 3310180), (62, 2776280), (65, 2648144), (76, 2264860), (80, 2151617), (95, 1811888), (104, 1655090), (124, 1388140), (130, 1324072), (152, 1132430), (155, 1110512), (190, 905944), (208, 827545), (247, 696880), (248, 694070), (260, 662036), (281, 612560), (304, 566215), (310, 555256), (380, 452972), (403, 427120), (494, 348440), (496, 347035), (520, 331018), (562, 306280), (589, 292240), (620, 277628), (760, 226486), (806, 213560), (988, 174220), (1040, 165509), (1124, 153140), (1178, 146120), (1235, 139376), (1240, 138814), (1405, 122512), (1520, 113243), (1612, 106780), (1976, 87110), (2015, 85424), (2248, 76570), (2356, 73060), (2470, 69688), (2480, 69407), (2810, 61256), (2945, 58448), (3224, 53390), (3653, 47120), (3952, 43555), (4030, 42712), (4496, 38285), (4712, 36530), (4940, 34844), (5339, 32240), (5620, 30628), (5890, 29224), (6448, 26695), (7306, 23560), (7657, 22480), (8060, 21356), (8711, 19760), (9424, 18265), (9880, 17422), (10678, 16120), (11240, 15314), (11780, 14612)]