346721728

素因数分解:

$2^6\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:442

約数の個数: 84

約数和(自身を含む): 745159800

約数和(自身を除く): 398438072

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 64, 76, 86, 152, 172, 304, 344, 349, 361, 608, 688, 698, 722, 817, 1216, 1376, 1396, 1444, 1634, 2752, 2792, 2888, 3268, 5584, 5776, 6536, 6631, 11168, 11552, 13072, 13262, 15007, 15523, 22336, 23104, 26144, 26524, 30014, 31046, 52288, 53048, 60028, 62092, 106096, 120056, 124184, 125989, 212192, 240112, 248368, 251978, 285133, 424384, 480224, 496736, 503956, 570266, 960448, 993472, 1007912, 1140532, 2015824, 2281064, 4031648, 4562128, 5417527, 8063296, 9124256, 10835054, 18248512, 21670108, 43340216, 86680432, 173360864, 346721728]

約数ペア:

[(1, 346721728), (2, 173360864), (4, 86680432), (8, 43340216), (16, 21670108), (19, 18248512), (32, 10835054), (38, 9124256), (43, 8063296), (64, 5417527), (76, 4562128), (86, 4031648), (152, 2281064), (172, 2015824), (304, 1140532), (344, 1007912), (349, 993472), (361, 960448), (608, 570266), (688, 503956), (698, 496736), (722, 480224), (817, 424384), (1216, 285133), (1376, 251978), (1396, 248368), (1444, 240112), (1634, 212192), (2752, 125989), (2792, 124184), (2888, 120056), (3268, 106096), (5584, 62092), (5776, 60028), (6536, 53048), (6631, 52288), (11168, 31046), (11552, 30014), (13072, 26524), (13262, 26144), (15007, 23104), (15523, 22336)]