172171920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2221}}^1$

素因数の和:2273

約数の個数: 160

約数和(自身を含む): 595140480

約数和(自身を除く): 422968560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 34, 38, 40, 48, 51, 57, 60, 68, 76, 80, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 240, 255, 272, 285, 304, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 816, 912, 969, 1020, 1140, 1292, 1360, 1520, 1615, 1938, 2040, 2221, 2280, 2584, 3230, 3876, 4080, 4442, 4560, 4845, 5168, 6460, 6663, 7752, 8884, 9690, 11105, 12920, 13326, 15504, 17768, 19380, 22210, 25840, 26652, 33315, 35536, 37757, 38760, 42199, 44420, 53304, 66630, 75514, 77520, 84398, 88840, 106608, 113271, 126597, 133260, 151028, 168796, 177680, 188785, 210995, 226542, 253194, 266520, 302056, 337592, 377570, 421990, 453084, 506388, 533040, 566355, 604112, 632985, 675184, 717383, 755140, 843980, 906168, 1012776, 1132710, 1265970, 1434766, 1510280, 1687960, 1812336, 2025552, 2152149, 2265420, 2531940, 2869532, 3020560, 3375920, 3586915, 4304298, 4530840, 5063880, 5739064, 7173830, 8608596, 9061680, 10127760, 10760745, 11478128, 14347660, 17217192, 21521490, 28695320, 34434384, 43042980, 57390640, 86085960, 172171920]

約数ペア:

[(1, 172171920), (2, 86085960), (3, 57390640), (4, 43042980), (5, 34434384), (6, 28695320), (8, 21521490), (10, 17217192), (12, 14347660), (15, 11478128), (16, 10760745), (17, 10127760), (19, 9061680), (20, 8608596), (24, 7173830), (30, 5739064), (34, 5063880), (38, 4530840), (40, 4304298), (48, 3586915), (51, 3375920), (57, 3020560), (60, 2869532), (68, 2531940), (76, 2265420), (80, 2152149), (85, 2025552), (95, 1812336), (102, 1687960), (114, 1510280), (120, 1434766), (136, 1265970), (152, 1132710), (170, 1012776), (190, 906168), (204, 843980), (228, 755140), (240, 717383), (255, 675184), (272, 632985), (285, 604112), (304, 566355), (323, 533040), (340, 506388), (380, 453084), (408, 421990), (456, 377570), (510, 337592), (570, 302056), (646, 266520), (680, 253194), (760, 226542), (816, 210995), (912, 188785), (969, 177680), (1020, 168796), (1140, 151028), (1292, 133260), (1360, 126597), (1520, 113271), (1615, 106608), (1938, 88840), (2040, 84398), (2221, 77520), (2280, 75514), (2584, 66630), (3230, 53304), (3876, 44420), (4080, 42199), (4442, 38760), (4560, 37757), (4845, 35536), (5168, 33315), (6460, 26652), (6663, 25840), (7752, 22210), (8884, 19380), (9690, 17768), (11105, 15504), (12920, 13326)]