201991928470

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{2857}}^1$

素因数の和:3122

約数の個数: 128

約数和(自身を含む): 401139734400

約数和(自身を除く): 199147805930

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 89, 95, 113, 178, 185, 190, 226, 370, 445, 565, 703, 890, 1130, 1406, 1691, 2147, 2857, 3293, 3382, 3515, 4181, 4294, 5714, 6586, 7030, 8362, 8455, 10057, 10735, 14285, 16465, 16910, 20114, 20905, 21470, 28570, 32930, 41810, 50285, 54283, 62567, 79439, 100570, 105709, 108566, 125134, 158878, 191083, 211418, 254273, 271415, 312835, 322841, 372109, 382166, 397195, 508546, 528545, 542830, 625670, 645682, 744218, 794390, 955415, 1057090, 1271365, 1614205, 1860545, 1910830, 2008471, 2542730, 3228410, 3721090, 4016942, 4831187, 6133979, 7070071, 9408101, 9662374, 10042355, 11945117, 12267958, 14140142, 18816202, 20084710, 23890234, 24155935, 28732849, 30669895, 35350355, 47040505, 48311870, 57465698, 59725585, 61339790, 70700710, 94081010, 119451170, 143664245, 178753919, 226957223, 287328490, 357507838, 453914446, 545924131, 893769595, 1063115413, 1091848262, 1134786115, 1787539190, 2126230826, 2269572230, 2729620655, 5315577065, 5459241310, 10631154130, 20199192847, 40398385694, 100995964235, 201991928470]

約数ペア:

[(1, 201991928470), (2, 100995964235), (5, 40398385694), (10, 20199192847), (19, 10631154130), (37, 5459241310), (38, 5315577065), (74, 2729620655), (89, 2269572230), (95, 2126230826), (113, 1787539190), (178, 1134786115), (185, 1091848262), (190, 1063115413), (226, 893769595), (370, 545924131), (445, 453914446), (565, 357507838), (703, 287328490), (890, 226957223), (1130, 178753919), (1406, 143664245), (1691, 119451170), (2147, 94081010), (2857, 70700710), (3293, 61339790), (3382, 59725585), (3515, 57465698), (4181, 48311870), (4294, 47040505), (5714, 35350355), (6586, 30669895), (7030, 28732849), (8362, 24155935), (8455, 23890234), (10057, 20084710), (10735, 18816202), (14285, 14140142), (16465, 12267958), (16910, 11945117), (20114, 10042355), (20905, 9662374), (21470, 9408101), (28570, 7070071), (32930, 6133979), (41810, 4831187), (50285, 4016942), (54283, 3721090), (62567, 3228410), (79439, 2542730), (100570, 2008471), (105709, 1910830), (108566, 1860545), (125134, 1614205), (158878, 1271365), (191083, 1057090), (211418, 955415), (254273, 794390), (271415, 744218), (312835, 645682), (322841, 625670), (372109, 542830), (382166, 528545), (397195, 508546)]