78342732

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:312

約数の個数: 144

約数和(自身を含む): 232071840

約数和(自身を除く): 153729108

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 43, 51, 52, 68, 78, 86, 102, 117, 129, 153, 156, 172, 204, 221, 229, 234, 258, 306, 387, 442, 458, 468, 516, 559, 612, 663, 687, 731, 774, 884, 916, 1118, 1326, 1374, 1462, 1548, 1677, 1989, 2061, 2193, 2236, 2652, 2748, 2924, 2977, 3354, 3893, 3978, 4122, 4386, 5031, 5954, 6579, 6708, 7786, 7956, 8244, 8772, 8931, 9503, 9847, 10062, 11679, 11908, 13158, 15572, 17862, 19006, 19694, 20124, 23358, 26316, 26793, 28509, 29541, 35037, 35724, 38012, 39388, 46716, 50609, 53586, 57018, 59082, 70074, 85527, 88623, 101218, 107172, 114036, 118164, 128011, 140148, 151827, 167399, 171054, 177246, 202436, 256022, 303654, 334798, 342108, 354492, 384033, 455481, 502197, 512044, 607308, 669596, 768066, 910962, 1004394, 1152099, 1506591, 1536132, 1821924, 2008788, 2176187, 2304198, 3013182, 4352374, 4608396, 6026364, 6528561, 8704748, 13057122, 19585683, 26114244, 39171366, 78342732]

約数ペア:

[(1, 78342732), (2, 39171366), (3, 26114244), (4, 19585683), (6, 13057122), (9, 8704748), (12, 6528561), (13, 6026364), (17, 4608396), (18, 4352374), (26, 3013182), (34, 2304198), (36, 2176187), (39, 2008788), (43, 1821924), (51, 1536132), (52, 1506591), (68, 1152099), (78, 1004394), (86, 910962), (102, 768066), (117, 669596), (129, 607308), (153, 512044), (156, 502197), (172, 455481), (204, 384033), (221, 354492), (229, 342108), (234, 334798), (258, 303654), (306, 256022), (387, 202436), (442, 177246), (458, 171054), (468, 167399), (516, 151827), (559, 140148), (612, 128011), (663, 118164), (687, 114036), (731, 107172), (774, 101218), (884, 88623), (916, 85527), (1118, 70074), (1326, 59082), (1374, 57018), (1462, 53586), (1548, 50609), (1677, 46716), (1989, 39388), (2061, 38012), (2193, 35724), (2236, 35037), (2652, 29541), (2748, 28509), (2924, 26793), (2977, 26316), (3354, 23358), (3893, 20124), (3978, 19694), (4122, 19006), (4386, 17862), (5031, 15572), (5954, 13158), (6579, 11908), (6708, 11679), (7786, 10062), (7956, 9847), (8244, 9503), (8772, 8931)]