321840240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{433}}^1$

素因数の和:631

約数の個数: 160

約数和(自身を含む): 1059098880

約数和(自身を除く): 737258640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 163, 190, 228, 240, 285, 304, 326, 380, 433, 456, 489, 570, 652, 760, 815, 866, 912, 978, 1140, 1299, 1304, 1520, 1630, 1732, 1956, 2165, 2280, 2445, 2598, 2608, 3097, 3260, 3464, 3912, 4330, 4560, 4890, 5196, 6194, 6495, 6520, 6928, 7824, 8227, 8660, 9291, 9780, 10392, 12388, 12990, 13040, 15485, 16454, 17320, 18582, 19560, 20784, 24681, 24776, 25980, 30970, 32908, 34640, 37164, 39120, 41135, 46455, 49362, 49552, 51960, 61940, 65816, 70579, 74328, 82270, 92910, 98724, 103920, 123405, 123880, 131632, 141158, 148656, 164540, 185820, 197448, 211737, 246810, 247760, 282316, 329080, 352895, 371640, 394896, 423474, 493620, 564632, 658160, 705790, 743280, 846948, 987240, 1058685, 1129264, 1341001, 1411580, 1693896, 1974480, 2117370, 2682002, 2823160, 3387792, 4023003, 4234740, 5364004, 5646320, 6705005, 8046006, 8469480, 10728008, 13410010, 16092012, 16938960, 20115015, 21456016, 26820020, 32184024, 40230030, 53640040, 64368048, 80460060, 107280080, 160920120, 321840240]

約数ペア:

[(1, 321840240), (2, 160920120), (3, 107280080), (4, 80460060), (5, 64368048), (6, 53640040), (8, 40230030), (10, 32184024), (12, 26820020), (15, 21456016), (16, 20115015), (19, 16938960), (20, 16092012), (24, 13410010), (30, 10728008), (38, 8469480), (40, 8046006), (48, 6705005), (57, 5646320), (60, 5364004), (76, 4234740), (80, 4023003), (95, 3387792), (114, 2823160), (120, 2682002), (152, 2117370), (163, 1974480), (190, 1693896), (228, 1411580), (240, 1341001), (285, 1129264), (304, 1058685), (326, 987240), (380, 846948), (433, 743280), (456, 705790), (489, 658160), (570, 564632), (652, 493620), (760, 423474), (815, 394896), (866, 371640), (912, 352895), (978, 329080), (1140, 282316), (1299, 247760), (1304, 246810), (1520, 211737), (1630, 197448), (1732, 185820), (1956, 164540), (2165, 148656), (2280, 141158), (2445, 131632), (2598, 123880), (2608, 123405), (3097, 103920), (3260, 98724), (3464, 92910), (3912, 82270), (4330, 74328), (4560, 70579), (4890, 65816), (5196, 61940), (6194, 51960), (6495, 49552), (6520, 49362), (6928, 46455), (7824, 41135), (8227, 39120), (8660, 37164), (9291, 34640), (9780, 32908), (10392, 30970), (12388, 25980), (12990, 24776), (13040, 24681), (15485, 20784), (16454, 19560), (17320, 18582)]