40207680

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{607}}^1$

素因数の和:653

約数の個数: 168

約数和(自身を含む): 144548352

約数和(自身を除く): 104340672

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 138, 144, 160, 180, 184, 192, 207, 230, 240, 276, 288, 320, 345, 360, 368, 414, 460, 480, 552, 576, 607, 690, 720, 736, 828, 920, 960, 1035, 1104, 1214, 1380, 1440, 1472, 1656, 1821, 1840, 2070, 2208, 2428, 2760, 2880, 3035, 3312, 3642, 3680, 4140, 4416, 4856, 5463, 5520, 6070, 6624, 7284, 7360, 8280, 9105, 9712, 10926, 11040, 12140, 13248, 13961, 14568, 16560, 18210, 19424, 21852, 22080, 24280, 27315, 27922, 29136, 33120, 36420, 38848, 41883, 43704, 48560, 54630, 55844, 58272, 66240, 69805, 72840, 83766, 87408, 97120, 109260, 111688, 116544, 125649, 139610, 145680, 167532, 174816, 194240, 209415, 218520, 223376, 251298, 279220, 291360, 335064, 349632, 418830, 437040, 446752, 502596, 558440, 582720, 628245, 670128, 837660, 874080, 893504, 1005192, 1116880, 1256490, 1340256, 1675320, 1748160, 2010384, 2233760, 2512980, 2680512, 3350640, 4020768, 4467520, 5025960, 6701280, 8041536, 10051920, 13402560, 20103840, 40207680]

約数ペア:

[(1, 40207680), (2, 20103840), (3, 13402560), (4, 10051920), (5, 8041536), (6, 6701280), (8, 5025960), (9, 4467520), (10, 4020768), (12, 3350640), (15, 2680512), (16, 2512980), (18, 2233760), (20, 2010384), (23, 1748160), (24, 1675320), (30, 1340256), (32, 1256490), (36, 1116880), (40, 1005192), (45, 893504), (46, 874080), (48, 837660), (60, 670128), (64, 628245), (69, 582720), (72, 558440), (80, 502596), (90, 446752), (92, 437040), (96, 418830), (115, 349632), (120, 335064), (138, 291360), (144, 279220), (160, 251298), (180, 223376), (184, 218520), (192, 209415), (207, 194240), (230, 174816), (240, 167532), (276, 145680), (288, 139610), (320, 125649), (345, 116544), (360, 111688), (368, 109260), (414, 97120), (460, 87408), (480, 83766), (552, 72840), (576, 69805), (607, 66240), (690, 58272), (720, 55844), (736, 54630), (828, 48560), (920, 43704), (960, 41883), (1035, 38848), (1104, 36420), (1214, 33120), (1380, 29136), (1440, 27922), (1472, 27315), (1656, 24280), (1821, 22080), (1840, 21852), (2070, 19424), (2208, 18210), (2428, 16560), (2760, 14568), (2880, 13961), (3035, 13248), (3312, 12140), (3642, 11040), (3680, 10926), (4140, 9712), (4416, 9105), (4856, 8280), (5463, 7360), (5520, 7284), (6070, 6624)]