1947841320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{1429}}^1$

素因数の和:1787

約数の個数: 128

約数和(自身を含む): 6025219200

約数和(自身を除く): 4077377880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 307, 370, 444, 555, 614, 740, 888, 921, 1110, 1228, 1429, 1480, 1535, 1842, 2220, 2456, 2858, 3070, 3684, 4287, 4440, 4605, 5716, 6140, 7145, 7368, 8574, 9210, 11359, 11432, 12280, 14290, 17148, 18420, 21435, 22718, 28580, 34077, 34296, 36840, 42870, 45436, 52873, 56795, 57160, 68154, 85740, 90872, 105746, 113590, 136308, 158619, 170385, 171480, 211492, 227180, 264365, 272616, 317238, 340770, 422984, 438703, 454360, 528730, 634476, 681540, 793095, 877406, 1057460, 1268952, 1316109, 1363080, 1586190, 1754812, 2114920, 2193515, 2632218, 3172380, 3509624, 4387030, 5264436, 6344760, 6580545, 8774060, 10528872, 13161090, 16232011, 17548120, 26322180, 32464022, 48696033, 52644360, 64928044, 81160055, 97392066, 129856088, 162320110, 194784132, 243480165, 324640220, 389568264, 486960330, 649280440, 973920660, 1947841320]

約数ペア:

[(1, 1947841320), (2, 973920660), (3, 649280440), (4, 486960330), (5, 389568264), (6, 324640220), (8, 243480165), (10, 194784132), (12, 162320110), (15, 129856088), (20, 97392066), (24, 81160055), (30, 64928044), (37, 52644360), (40, 48696033), (60, 32464022), (74, 26322180), (111, 17548120), (120, 16232011), (148, 13161090), (185, 10528872), (222, 8774060), (296, 6580545), (307, 6344760), (370, 5264436), (444, 4387030), (555, 3509624), (614, 3172380), (740, 2632218), (888, 2193515), (921, 2114920), (1110, 1754812), (1228, 1586190), (1429, 1363080), (1480, 1316109), (1535, 1268952), (1842, 1057460), (2220, 877406), (2456, 793095), (2858, 681540), (3070, 634476), (3684, 528730), (4287, 454360), (4440, 438703), (4605, 422984), (5716, 340770), (6140, 317238), (7145, 272616), (7368, 264365), (8574, 227180), (9210, 211492), (11359, 171480), (11432, 170385), (12280, 158619), (14290, 136308), (17148, 113590), (18420, 105746), (21435, 90872), (22718, 85740), (28580, 68154), (34077, 57160), (34296, 56795), (36840, 52873), (42870, 45436)]