197138520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{821}}^1$

素因数の和:890

約数の個数: 192

約数和(自身を含む): 692452800

約数和(自身を除く): 495314280

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, 87, 90, 92, 115, 116, 120, 138, 145, 174, 180, 184, 207, 230, 232, 261, 276, 290, 345, 348, 360, 414, 435, 460, 522, 552, 580, 667, 690, 696, 821, 828, 870, 920, 1035, 1044, 1160, 1305, 1334, 1380, 1642, 1656, 1740, 2001, 2070, 2088, 2463, 2610, 2668, 2760, 3284, 3335, 3480, 4002, 4105, 4140, 4926, 5220, 5336, 6003, 6568, 6670, 7389, 8004, 8210, 8280, 9852, 10005, 10440, 12006, 12315, 13340, 14778, 16008, 16420, 18883, 19704, 20010, 23809, 24012, 24630, 26680, 29556, 30015, 32840, 36945, 37766, 40020, 47618, 48024, 49260, 56649, 59112, 60030, 71427, 73890, 75532, 80040, 94415, 95236, 98520, 113298, 119045, 120060, 142854, 147780, 151064, 169947, 188830, 190472, 214281, 226596, 238090, 240120, 283245, 285708, 295560, 339894, 357135, 377660, 428562, 453192, 476180, 547607, 566490, 571416, 679788, 714270, 755320, 849735, 857124, 952360, 1071405, 1095214, 1132980, 1359576, 1428540, 1642821, 1699470, 1714248, 2142810, 2190428, 2265960, 2738035, 2857080, 3285642, 3398940, 4285620, 4380856, 4928463, 5476070, 6571284, 6797880, 8214105, 8571240, 9856926, 10952140, 13142568, 16428210, 19713852, 21904280, 24642315, 32856420, 39427704, 49284630, 65712840, 98569260, 197138520]

約数ペア:

[(1, 197138520), (2, 98569260), (3, 65712840), (4, 49284630), (5, 39427704), (6, 32856420), (8, 24642315), (9, 21904280), (10, 19713852), (12, 16428210), (15, 13142568), (18, 10952140), (20, 9856926), (23, 8571240), (24, 8214105), (29, 6797880), (30, 6571284), (36, 5476070), (40, 4928463), (45, 4380856), (46, 4285620), (58, 3398940), (60, 3285642), (69, 2857080), (72, 2738035), (87, 2265960), (90, 2190428), (92, 2142810), (115, 1714248), (116, 1699470), (120, 1642821), (138, 1428540), (145, 1359576), (174, 1132980), (180, 1095214), (184, 1071405), (207, 952360), (230, 857124), (232, 849735), (261, 755320), (276, 714270), (290, 679788), (345, 571416), (348, 566490), (360, 547607), (414, 476180), (435, 453192), (460, 428562), (522, 377660), (552, 357135), (580, 339894), (667, 295560), (690, 285708), (696, 283245), (821, 240120), (828, 238090), (870, 226596), (920, 214281), (1035, 190472), (1044, 188830), (1160, 169947), (1305, 151064), (1334, 147780), (1380, 142854), (1642, 120060), (1656, 119045), (1740, 113298), (2001, 98520), (2070, 95236), (2088, 94415), (2463, 80040), (2610, 75532), (2668, 73890), (2760, 71427), (3284, 60030), (3335, 59112), (3480, 56649), (4002, 49260), (4105, 48024), (4140, 47618), (4926, 40020), (5220, 37766), (5336, 36945), (6003, 32840), (6568, 30015), (6670, 29556), (7389, 26680), (8004, 24630), (8210, 24012), (8280, 23809), (9852, 20010), (10005, 19704), (10440, 18883), (12006, 16420), (12315, 16008), (13340, 14778)]