253303440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4273}}^1$

素因数の和:4321

約数の個数: 160

約数和(自身を含む): 890359680

約数和(自身を除く): 637056240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 104, 114, 120, 130, 152, 156, 190, 195, 208, 228, 240, 247, 260, 285, 304, 312, 380, 390, 456, 494, 520, 570, 624, 741, 760, 780, 912, 988, 1040, 1140, 1235, 1482, 1520, 1560, 1976, 2280, 2470, 2964, 3120, 3705, 3952, 4273, 4560, 4940, 5928, 7410, 8546, 9880, 11856, 12819, 14820, 17092, 19760, 21365, 25638, 29640, 34184, 42730, 51276, 55549, 59280, 64095, 68368, 81187, 85460, 102552, 111098, 128190, 162374, 166647, 170920, 205104, 222196, 243561, 256380, 277745, 324748, 333294, 341840, 405935, 444392, 487122, 512760, 555490, 649496, 666588, 811870, 833235, 888784, 974244, 1025520, 1055431, 1110980, 1217805, 1298992, 1333176, 1623740, 1666470, 1948488, 2110862, 2221960, 2435610, 2666352, 3166293, 3247480, 3332940, 3896976, 4221724, 4443920, 4871220, 5277155, 6332586, 6494960, 6665880, 8443448, 9742440, 10554310, 12665172, 13331760, 15831465, 16886896, 19484880, 21108620, 25330344, 31662930, 42217240, 50660688, 63325860, 84434480, 126651720, 253303440]

約数ペア:

[(1, 253303440), (2, 126651720), (3, 84434480), (4, 63325860), (5, 50660688), (6, 42217240), (8, 31662930), (10, 25330344), (12, 21108620), (13, 19484880), (15, 16886896), (16, 15831465), (19, 13331760), (20, 12665172), (24, 10554310), (26, 9742440), (30, 8443448), (38, 6665880), (39, 6494960), (40, 6332586), (48, 5277155), (52, 4871220), (57, 4443920), (60, 4221724), (65, 3896976), (76, 3332940), (78, 3247480), (80, 3166293), (95, 2666352), (104, 2435610), (114, 2221960), (120, 2110862), (130, 1948488), (152, 1666470), (156, 1623740), (190, 1333176), (195, 1298992), (208, 1217805), (228, 1110980), (240, 1055431), (247, 1025520), (260, 974244), (285, 888784), (304, 833235), (312, 811870), (380, 666588), (390, 649496), (456, 555490), (494, 512760), (520, 487122), (570, 444392), (624, 405935), (741, 341840), (760, 333294), (780, 324748), (912, 277745), (988, 256380), (1040, 243561), (1140, 222196), (1235, 205104), (1482, 170920), (1520, 166647), (1560, 162374), (1976, 128190), (2280, 111098), (2470, 102552), (2964, 85460), (3120, 81187), (3705, 68368), (3952, 64095), (4273, 59280), (4560, 55549), (4940, 51276), (5928, 42730), (7410, 34184), (8546, 29640), (9880, 25638), (11856, 21365), (12819, 19760), (14820, 17092)]