345419360

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1$

素因数の和:557

約数の個数: 192

約数和(自身を含む): 991678464

約数和(自身を除く): 646259104

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 31, 32, 40, 44, 52, 55, 62, 65, 80, 88, 104, 110, 124, 130, 143, 155, 160, 176, 208, 220, 248, 260, 286, 310, 341, 352, 403, 416, 440, 487, 496, 520, 572, 620, 682, 715, 806, 880, 974, 992, 1040, 1144, 1240, 1364, 1430, 1612, 1705, 1760, 1948, 2015, 2080, 2288, 2435, 2480, 2728, 2860, 3224, 3410, 3896, 4030, 4433, 4576, 4870, 4960, 5357, 5456, 5720, 6331, 6448, 6820, 7792, 8060, 8866, 9740, 10714, 10912, 11440, 12662, 12896, 13640, 15097, 15584, 16120, 17732, 19480, 21428, 22165, 22880, 25324, 26785, 27280, 30194, 31655, 32240, 35464, 38960, 42856, 44330, 50648, 53570, 54560, 60388, 63310, 64480, 69641, 70928, 75485, 77920, 85712, 88660, 101296, 107140, 120776, 126620, 139282, 141856, 150970, 166067, 171424, 177320, 196261, 202592, 214280, 241552, 253240, 278564, 301940, 332134, 348205, 354640, 392522, 428560, 483104, 506480, 557128, 603880, 664268, 696410, 709280, 785044, 830335, 857120, 981305, 1012960, 1114256, 1207760, 1328536, 1392820, 1570088, 1660670, 1962610, 2158871, 2228512, 2415520, 2657072, 2785640, 3140176, 3321340, 3925220, 4317742, 5314144, 5571280, 6280352, 6642680, 7850440, 8635484, 10794355, 11142560, 13285360, 15700880, 17270968, 21588710, 26570720, 31401760, 34541936, 43177420, 69083872, 86354840, 172709680, 345419360]

約数ペア:

[(1, 345419360), (2, 172709680), (4, 86354840), (5, 69083872), (8, 43177420), (10, 34541936), (11, 31401760), (13, 26570720), (16, 21588710), (20, 17270968), (22, 15700880), (26, 13285360), (31, 11142560), (32, 10794355), (40, 8635484), (44, 7850440), (52, 6642680), (55, 6280352), (62, 5571280), (65, 5314144), (80, 4317742), (88, 3925220), (104, 3321340), (110, 3140176), (124, 2785640), (130, 2657072), (143, 2415520), (155, 2228512), (160, 2158871), (176, 1962610), (208, 1660670), (220, 1570088), (248, 1392820), (260, 1328536), (286, 1207760), (310, 1114256), (341, 1012960), (352, 981305), (403, 857120), (416, 830335), (440, 785044), (487, 709280), (496, 696410), (520, 664268), (572, 603880), (620, 557128), (682, 506480), (715, 483104), (806, 428560), (880, 392522), (974, 354640), (992, 348205), (1040, 332134), (1144, 301940), (1240, 278564), (1364, 253240), (1430, 241552), (1612, 214280), (1705, 202592), (1760, 196261), (1948, 177320), (2015, 171424), (2080, 166067), (2288, 150970), (2435, 141856), (2480, 139282), (2728, 126620), (2860, 120776), (3224, 107140), (3410, 101296), (3896, 88660), (4030, 85712), (4433, 77920), (4576, 75485), (4870, 70928), (4960, 69641), (5357, 64480), (5456, 63310), (5720, 60388), (6331, 54560), (6448, 53570), (6820, 50648), (7792, 44330), (8060, 42856), (8866, 38960), (9740, 35464), (10714, 32240), (10912, 31655), (11440, 30194), (12662, 27280), (12896, 26785), (13640, 25324), (15097, 22880), (15584, 22165), (16120, 21428), (17732, 19480)]