123818820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6389}}^1$

素因数の和:6437

約数の個数: 96

約数和(自身を含む): 386467200

約数和(自身を除く): 262648380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 34, 38, 51, 57, 60, 68, 76, 85, 95, 102, 114, 170, 190, 204, 228, 255, 285, 323, 340, 380, 510, 570, 646, 969, 1020, 1140, 1292, 1615, 1938, 3230, 3876, 4845, 6389, 6460, 9690, 12778, 19167, 19380, 25556, 31945, 38334, 63890, 76668, 95835, 108613, 121391, 127780, 191670, 217226, 242782, 325839, 364173, 383340, 434452, 485564, 543065, 606955, 651678, 728346, 1086130, 1213910, 1303356, 1456692, 1629195, 1820865, 2063647, 2172260, 2427820, 3258390, 3641730, 4127294, 6190941, 6516780, 7283460, 8254588, 10318235, 12381882, 20636470, 24763764, 30954705, 41272940, 61909410, 123818820]

約数ペア:

[(1, 123818820), (2, 61909410), (3, 41272940), (4, 30954705), (5, 24763764), (6, 20636470), (10, 12381882), (12, 10318235), (15, 8254588), (17, 7283460), (19, 6516780), (20, 6190941), (30, 4127294), (34, 3641730), (38, 3258390), (51, 2427820), (57, 2172260), (60, 2063647), (68, 1820865), (76, 1629195), (85, 1456692), (95, 1303356), (102, 1213910), (114, 1086130), (170, 728346), (190, 651678), (204, 606955), (228, 543065), (255, 485564), (285, 434452), (323, 383340), (340, 364173), (380, 325839), (510, 242782), (570, 217226), (646, 191670), (969, 127780), (1020, 121391), (1140, 108613), (1292, 95835), (1615, 76668), (1938, 63890), (3230, 38334), (3876, 31945), (4845, 25556), (6389, 19380), (6460, 19167), (9690, 12778)]