19929960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:152

約数の個数: 192

約数和(自身を含む): 70761600

約数和(自身を除く): 50831640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 29, 30, 36, 40, 45, 46, 58, 60, 69, 72, 83, 87, 90, 92, 115, 116, 120, 138, 145, 166, 174, 180, 184, 207, 230, 232, 249, 261, 276, 290, 332, 345, 348, 360, 414, 415, 435, 460, 498, 522, 552, 580, 664, 667, 690, 696, 747, 828, 830, 870, 920, 996, 1035, 1044, 1160, 1245, 1305, 1334, 1380, 1494, 1656, 1660, 1740, 1909, 1992, 2001, 2070, 2088, 2407, 2490, 2610, 2668, 2760, 2988, 3320, 3335, 3480, 3735, 3818, 4002, 4140, 4814, 4980, 5220, 5336, 5727, 5976, 6003, 6670, 7221, 7470, 7636, 8004, 8280, 9545, 9628, 9960, 10005, 10440, 11454, 12006, 12035, 13340, 14442, 14940, 15272, 16008, 17181, 19090, 19256, 20010, 21663, 22908, 24012, 24070, 26680, 28635, 28884, 29880, 30015, 34362, 36105, 38180, 40020, 43326, 45816, 48024, 48140, 55361, 57270, 57768, 60030, 68724, 72210, 76360, 80040, 85905, 86652, 96280, 108315, 110722, 114540, 120060, 137448, 144420, 166083, 171810, 173304, 216630, 221444, 229080, 240120, 276805, 288840, 332166, 343620, 433260, 442888, 498249, 553610, 664332, 687240, 830415, 866520, 996498, 1107220, 1328664, 1660830, 1992996, 2214440, 2491245, 3321660, 3985992, 4982490, 6643320, 9964980, 19929960]

約数ペア:

[(1, 19929960), (2, 9964980), (3, 6643320), (4, 4982490), (5, 3985992), (6, 3321660), (8, 2491245), (9, 2214440), (10, 1992996), (12, 1660830), (15, 1328664), (18, 1107220), (20, 996498), (23, 866520), (24, 830415), (29, 687240), (30, 664332), (36, 553610), (40, 498249), (45, 442888), (46, 433260), (58, 343620), (60, 332166), (69, 288840), (72, 276805), (83, 240120), (87, 229080), (90, 221444), (92, 216630), (115, 173304), (116, 171810), (120, 166083), (138, 144420), (145, 137448), (166, 120060), (174, 114540), (180, 110722), (184, 108315), (207, 96280), (230, 86652), (232, 85905), (249, 80040), (261, 76360), (276, 72210), (290, 68724), (332, 60030), (345, 57768), (348, 57270), (360, 55361), (414, 48140), (415, 48024), (435, 45816), (460, 43326), (498, 40020), (522, 38180), (552, 36105), (580, 34362), (664, 30015), (667, 29880), (690, 28884), (696, 28635), (747, 26680), (828, 24070), (830, 24012), (870, 22908), (920, 21663), (996, 20010), (1035, 19256), (1044, 19090), (1160, 17181), (1245, 16008), (1305, 15272), (1334, 14940), (1380, 14442), (1494, 13340), (1656, 12035), (1660, 12006), (1740, 11454), (1909, 10440), (1992, 10005), (2001, 9960), (2070, 9628), (2088, 9545), (2407, 8280), (2490, 8004), (2610, 7636), (2668, 7470), (2760, 7221), (2988, 6670), (3320, 6003), (3335, 5976), (3480, 5727), (3735, 5336), (3818, 5220), (4002, 4980), (4140, 4814)]