291578256

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:202

約数の個数: 180

約数和(自身を含む): 884407680

約数和(自身を除く): 592829424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 71, 72, 76, 79, 114, 142, 144, 152, 158, 171, 213, 228, 237, 284, 304, 316, 342, 361, 426, 456, 474, 568, 632, 639, 684, 711, 722, 852, 912, 948, 1083, 1136, 1264, 1278, 1349, 1368, 1422, 1444, 1501, 1704, 1896, 2166, 2556, 2698, 2736, 2844, 2888, 3002, 3249, 3408, 3792, 4047, 4332, 4503, 5112, 5396, 5609, 5688, 5776, 6004, 6498, 8094, 8664, 9006, 10224, 10792, 11218, 11376, 12008, 12141, 12996, 13509, 16188, 16827, 17328, 18012, 21584, 22436, 24016, 24282, 25631, 25992, 27018, 28519, 32376, 33654, 36024, 44872, 48564, 50481, 51262, 51984, 54036, 57038, 64752, 67308, 72048, 76893, 85557, 89744, 97128, 100962, 102524, 106571, 108072, 114076, 134616, 153786, 171114, 194256, 201924, 205048, 213142, 216144, 228152, 230679, 256671, 269232, 307572, 319713, 342228, 403848, 410096, 426284, 456304, 461358, 513342, 615144, 639426, 684456, 807696, 852568, 922716, 959139, 1026684, 1230288, 1278852, 1368912, 1705136, 1845432, 1918278, 2024849, 2053368, 2557704, 3690864, 3836556, 4049698, 4106736, 5115408, 6074547, 7673112, 8099396, 12149094, 15346224, 16198792, 18223641, 24298188, 32397584, 36447282, 48596376, 72894564, 97192752, 145789128, 291578256]

約数ペア:

[(1, 291578256), (2, 145789128), (3, 97192752), (4, 72894564), (6, 48596376), (8, 36447282), (9, 32397584), (12, 24298188), (16, 18223641), (18, 16198792), (19, 15346224), (24, 12149094), (36, 8099396), (38, 7673112), (48, 6074547), (57, 5115408), (71, 4106736), (72, 4049698), (76, 3836556), (79, 3690864), (114, 2557704), (142, 2053368), (144, 2024849), (152, 1918278), (158, 1845432), (171, 1705136), (213, 1368912), (228, 1278852), (237, 1230288), (284, 1026684), (304, 959139), (316, 922716), (342, 852568), (361, 807696), (426, 684456), (456, 639426), (474, 615144), (568, 513342), (632, 461358), (639, 456304), (684, 426284), (711, 410096), (722, 403848), (852, 342228), (912, 319713), (948, 307572), (1083, 269232), (1136, 256671), (1264, 230679), (1278, 228152), (1349, 216144), (1368, 213142), (1422, 205048), (1444, 201924), (1501, 194256), (1704, 171114), (1896, 153786), (2166, 134616), (2556, 114076), (2698, 108072), (2736, 106571), (2844, 102524), (2888, 100962), (3002, 97128), (3249, 89744), (3408, 85557), (3792, 76893), (4047, 72048), (4332, 67308), (4503, 64752), (5112, 57038), (5396, 54036), (5609, 51984), (5688, 51262), (5776, 50481), (6004, 48564), (6498, 44872), (8094, 36024), (8664, 33654), (9006, 32376), (10224, 28519), (10792, 27018), (11218, 25992), (11376, 25631), (12008, 24282), (12141, 24016), (12996, 22436), (13509, 21584), (16188, 18012), (16827, 17328)]