200901440

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{191}}^1$

素因数の和:400

約数の個数: 112

約数和(自身を含む): 509137920

約数和(自身を除く): 308236480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 173, 190, 191, 304, 320, 346, 380, 382, 608, 692, 760, 764, 865, 955, 1216, 1384, 1520, 1528, 1730, 1910, 2768, 3040, 3056, 3287, 3460, 3629, 3820, 5536, 6080, 6112, 6574, 6920, 7258, 7640, 11072, 12224, 13148, 13840, 14516, 15280, 16435, 18145, 26296, 27680, 29032, 30560, 32870, 33043, 36290, 52592, 55360, 58064, 61120, 65740, 66086, 72580, 105184, 116128, 131480, 132172, 145160, 165215, 210368, 232256, 262960, 264344, 290320, 330430, 525920, 528688, 580640, 627817, 660860, 1051840, 1057376, 1161280, 1255634, 1321720, 2114752, 2511268, 2643440, 3139085, 5022536, 5286880, 6278170, 10045072, 10573760, 12556340, 20090144, 25112680, 40180288, 50225360, 100450720, 200901440]

約数ペア:

[(1, 200901440), (2, 100450720), (4, 50225360), (5, 40180288), (8, 25112680), (10, 20090144), (16, 12556340), (19, 10573760), (20, 10045072), (32, 6278170), (38, 5286880), (40, 5022536), (64, 3139085), (76, 2643440), (80, 2511268), (95, 2114752), (152, 1321720), (160, 1255634), (173, 1161280), (190, 1057376), (191, 1051840), (304, 660860), (320, 627817), (346, 580640), (380, 528688), (382, 525920), (608, 330430), (692, 290320), (760, 264344), (764, 262960), (865, 232256), (955, 210368), (1216, 165215), (1384, 145160), (1520, 132172), (1528, 131480), (1730, 116128), (1910, 105184), (2768, 72580), (3040, 66086), (3056, 65740), (3287, 61120), (3460, 58064), (3629, 55360), (3820, 52592), (5536, 36290), (6080, 33043), (6112, 32870), (6574, 30560), (6920, 29032), (7258, 27680), (7640, 26296), (11072, 18145), (12224, 16435), (13148, 15280), (13840, 14516)]