261937104

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1231}}^1$

素因数の和:1297

約数の個数: 160

約数和(自身を含む): 821280768

約数和(自身を除く): 559343664

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 31, 33, 39, 44, 48, 52, 62, 66, 78, 88, 93, 104, 124, 132, 143, 156, 176, 186, 208, 248, 264, 286, 312, 341, 372, 403, 429, 496, 528, 572, 624, 682, 744, 806, 858, 1023, 1144, 1209, 1231, 1364, 1488, 1612, 1716, 2046, 2288, 2418, 2462, 2728, 3224, 3432, 3693, 4092, 4433, 4836, 4924, 5456, 6448, 6864, 7386, 8184, 8866, 9672, 9848, 13299, 13541, 14772, 16003, 16368, 17732, 19344, 19696, 26598, 27082, 29544, 32006, 35464, 38161, 40623, 48009, 53196, 54164, 59088, 64012, 70928, 76322, 81246, 96018, 106392, 108328, 114483, 128024, 152644, 162492, 176033, 192036, 212784, 216656, 228966, 256048, 305288, 324984, 352066, 384072, 419771, 457932, 496093, 528099, 610576, 649968, 704132, 768144, 839542, 915864, 992186, 1056198, 1259313, 1408264, 1488279, 1679084, 1831728, 1984372, 2112396, 2518626, 2816528, 2976558, 3358168, 3968744, 4224792, 5037252, 5457023, 5953116, 6716336, 7937488, 8449584, 10074504, 10914046, 11906232, 16371069, 20149008, 21828092, 23812464, 32742138, 43656184, 65484276, 87312368, 130968552, 261937104]

約数ペア:

[(1, 261937104), (2, 130968552), (3, 87312368), (4, 65484276), (6, 43656184), (8, 32742138), (11, 23812464), (12, 21828092), (13, 20149008), (16, 16371069), (22, 11906232), (24, 10914046), (26, 10074504), (31, 8449584), (33, 7937488), (39, 6716336), (44, 5953116), (48, 5457023), (52, 5037252), (62, 4224792), (66, 3968744), (78, 3358168), (88, 2976558), (93, 2816528), (104, 2518626), (124, 2112396), (132, 1984372), (143, 1831728), (156, 1679084), (176, 1488279), (186, 1408264), (208, 1259313), (248, 1056198), (264, 992186), (286, 915864), (312, 839542), (341, 768144), (372, 704132), (403, 649968), (429, 610576), (496, 528099), (528, 496093), (572, 457932), (624, 419771), (682, 384072), (744, 352066), (806, 324984), (858, 305288), (1023, 256048), (1144, 228966), (1209, 216656), (1231, 212784), (1364, 192036), (1488, 176033), (1612, 162492), (1716, 152644), (2046, 128024), (2288, 114483), (2418, 108328), (2462, 106392), (2728, 96018), (3224, 81246), (3432, 76322), (3693, 70928), (4092, 64012), (4433, 59088), (4836, 54164), (4924, 53196), (5456, 48009), (6448, 40623), (6864, 38161), (7386, 35464), (8184, 32006), (8866, 29544), (9672, 27082), (9848, 26598), (13299, 19696), (13541, 19344), (14772, 17732), (16003, 16368)]