181688520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{31}}^1$

素因数の和:105

約数の個数: 288

約数和(自身を含む): 647205120

約数和(自身を除く): 465516600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 31, 34, 39, 40, 51, 52, 60, 62, 65, 68, 78, 85, 93, 102, 104, 120, 124, 130, 136, 155, 156, 169, 170, 186, 195, 204, 221, 248, 255, 260, 289, 310, 312, 338, 340, 372, 390, 403, 408, 442, 465, 507, 510, 520, 527, 578, 620, 663, 676, 680, 744, 780, 806, 845, 867, 884, 930, 1014, 1020, 1054, 1105, 1156, 1209, 1240, 1326, 1352, 1445, 1560, 1581, 1612, 1690, 1734, 1768, 1860, 2015, 2028, 2040, 2108, 2210, 2312, 2418, 2535, 2635, 2652, 2873, 2890, 3162, 3224, 3315, 3380, 3468, 3720, 3757, 4030, 4056, 4216, 4335, 4420, 4836, 5070, 5239, 5270, 5304, 5746, 5780, 6045, 6324, 6630, 6760, 6851, 6936, 7514, 7905, 8060, 8619, 8670, 8840, 8959, 9672, 10140, 10478, 10540, 11271, 11492, 11560, 12090, 12648, 13260, 13702, 14365, 15028, 15717, 15810, 16120, 17238, 17340, 17918, 18785, 20280, 20553, 20956, 21080, 22542, 22984, 24180, 26195, 26520, 26877, 27404, 28730, 30056, 31434, 31620, 34255, 34476, 34680, 35836, 37570, 41106, 41912, 43095, 44795, 45084, 48360, 48841, 52390, 53754, 54808, 56355, 57460, 62868, 63240, 68510, 68952, 71672, 75140, 78585, 82212, 86190, 89063, 89590, 90168, 97682, 102765, 104780, 107508, 112710, 114920, 116467, 125736, 134385, 137020, 146523, 150280, 157170, 164424, 172380, 178126, 179180, 195364, 205530, 209560, 215016, 225420, 232934, 244205, 267189, 268770, 274040, 293046, 314340, 344760, 349401, 356252, 358360, 390728, 411060, 445315, 450840, 465868, 488410, 534378, 537540, 582335, 586092, 628680, 698802, 712504, 732615, 822120, 890630, 931736, 976820, 1068756, 1075080, 1164670, 1172184, 1335945, 1397604, 1465230, 1514071, 1747005, 1781260, 1953640, 2137512, 2329340, 2671890, 2795208, 2930460, 3028142, 3494010, 3562520, 4542213, 4658680, 5343780, 5860920, 6056284, 6988020, 7570355, 9084426, 10687560, 12112568, 13976040, 15140710, 18168852, 22711065, 30281420, 36337704, 45422130, 60562840, 90844260, 181688520]

約数ペア:

[(1, 181688520), (2, 90844260), (3, 60562840), (4, 45422130), (5, 36337704), (6, 30281420), (8, 22711065), (10, 18168852), (12, 15140710), (13, 13976040), (15, 12112568), (17, 10687560), (20, 9084426), (24, 7570355), (26, 6988020), (30, 6056284), (31, 5860920), (34, 5343780), (39, 4658680), (40, 4542213), (51, 3562520), (52, 3494010), (60, 3028142), (62, 2930460), (65, 2795208), (68, 2671890), (78, 2329340), (85, 2137512), (93, 1953640), (102, 1781260), (104, 1747005), (120, 1514071), (124, 1465230), (130, 1397604), (136, 1335945), (155, 1172184), (156, 1164670), (169, 1075080), (170, 1068756), (186, 976820), (195, 931736), (204, 890630), (221, 822120), (248, 732615), (255, 712504), (260, 698802), (289, 628680), (310, 586092), (312, 582335), (338, 537540), (340, 534378), (372, 488410), (390, 465868), (403, 450840), (408, 445315), (442, 411060), (465, 390728), (507, 358360), (510, 356252), (520, 349401), (527, 344760), (578, 314340), (620, 293046), (663, 274040), (676, 268770), (680, 267189), (744, 244205), (780, 232934), (806, 225420), (845, 215016), (867, 209560), (884, 205530), (930, 195364), (1014, 179180), (1020, 178126), (1054, 172380), (1105, 164424), (1156, 157170), (1209, 150280), (1240, 146523), (1326, 137020), (1352, 134385), (1445, 125736), (1560, 116467), (1581, 114920), (1612, 112710), (1690, 107508), (1734, 104780), (1768, 102765), (1860, 97682), (2015, 90168), (2028, 89590), (2040, 89063), (2108, 86190), (2210, 82212), (2312, 78585), (2418, 75140), (2535, 71672), (2635, 68952), (2652, 68510), (2873, 63240), (2890, 62868), (3162, 57460), (3224, 56355), (3315, 54808), (3380, 53754), (3468, 52390), (3720, 48841), (3757, 48360), (4030, 45084), (4056, 44795), (4216, 43095), (4335, 41912), (4420, 41106), (4836, 37570), (5070, 35836), (5239, 34680), (5270, 34476), (5304, 34255), (5746, 31620), (5780, 31434), (6045, 30056), (6324, 28730), (6630, 27404), (6760, 26877), (6851, 26520), (6936, 26195), (7514, 24180), (7905, 22984), (8060, 22542), (8619, 21080), (8670, 20956), (8840, 20553), (8959, 20280), (9672, 18785), (10140, 17918), (10478, 17340), (10540, 17238), (11271, 16120), (11492, 15810), (11560, 15717), (12090, 15028), (12648, 14365), (13260, 13702)]