198313360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:305

約数の個数: 160

約数和(自身を含む): 559249920

約数和(自身を除く): 360936560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 89, 92, 112, 115, 140, 161, 173, 178, 184, 230, 280, 322, 346, 356, 368, 445, 460, 560, 623, 644, 692, 712, 805, 865, 890, 920, 1211, 1246, 1288, 1384, 1424, 1610, 1730, 1780, 1840, 2047, 2422, 2492, 2576, 2768, 3115, 3220, 3460, 3560, 3979, 4094, 4844, 4984, 6055, 6230, 6440, 6920, 7120, 7958, 8188, 9688, 9968, 10235, 12110, 12460, 12880, 13840, 14329, 15397, 15916, 16376, 19376, 19895, 20470, 24220, 24920, 27853, 28658, 30794, 31832, 32752, 39790, 40940, 48440, 49840, 55706, 57316, 61588, 63664, 71645, 76985, 79580, 81880, 96880, 107779, 111412, 114632, 123176, 139265, 143290, 153970, 159160, 163760, 215558, 222824, 229264, 246352, 278530, 286580, 307940, 318320, 354131, 431116, 445648, 538895, 557060, 573160, 615880, 708262, 862232, 1077790, 1114120, 1146320, 1231760, 1416524, 1724464, 1770655, 2155580, 2228240, 2478917, 2833048, 3541310, 4311160, 4957834, 5666096, 7082620, 8622320, 9915668, 12394585, 14165240, 19831336, 24789170, 28330480, 39662672, 49578340, 99156680, 198313360]

約数ペア:

[(1, 198313360), (2, 99156680), (4, 49578340), (5, 39662672), (7, 28330480), (8, 24789170), (10, 19831336), (14, 14165240), (16, 12394585), (20, 9915668), (23, 8622320), (28, 7082620), (35, 5666096), (40, 4957834), (46, 4311160), (56, 3541310), (70, 2833048), (80, 2478917), (89, 2228240), (92, 2155580), (112, 1770655), (115, 1724464), (140, 1416524), (161, 1231760), (173, 1146320), (178, 1114120), (184, 1077790), (230, 862232), (280, 708262), (322, 615880), (346, 573160), (356, 557060), (368, 538895), (445, 445648), (460, 431116), (560, 354131), (623, 318320), (644, 307940), (692, 286580), (712, 278530), (805, 246352), (865, 229264), (890, 222824), (920, 215558), (1211, 163760), (1246, 159160), (1288, 153970), (1384, 143290), (1424, 139265), (1610, 123176), (1730, 114632), (1780, 111412), (1840, 107779), (2047, 96880), (2422, 81880), (2492, 79580), (2576, 76985), (2768, 71645), (3115, 63664), (3220, 61588), (3460, 57316), (3560, 55706), (3979, 49840), (4094, 48440), (4844, 40940), (4984, 39790), (6055, 32752), (6230, 31832), (6440, 30794), (6920, 28658), (7120, 27853), (7958, 24920), (8188, 24220), (9688, 20470), (9968, 19895), (10235, 19376), (12110, 16376), (12460, 15916), (12880, 15397), (13840, 14329)]