309921360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{184477}}^1$

素因数の和:184500

約数の個数: 80

約数和(自身を含む): 1098013056

約数和(自身を除く): 788091696

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 184477, 368954, 553431, 737908, 922385, 1106862, 1291339, 1475816, 1844770, 2213724, 2582678, 2767155, 2951632, 3689540, 3874017, 4427448, 5165356, 5534310, 6456695, 7379080, 7748034, 8854896, 10330712, 11068620, 12913390, 14758160, 15496068, 19370085, 20661424, 22137240, 25826780, 30992136, 38740170, 44274480, 51653560, 61984272, 77480340, 103307120, 154960680, 309921360]

約数ペア:

[(1, 309921360), (2, 154960680), (3, 103307120), (4, 77480340), (5, 61984272), (6, 51653560), (7, 44274480), (8, 38740170), (10, 30992136), (12, 25826780), (14, 22137240), (15, 20661424), (16, 19370085), (20, 15496068), (21, 14758160), (24, 12913390), (28, 11068620), (30, 10330712), (35, 8854896), (40, 7748034), (42, 7379080), (48, 6456695), (56, 5534310), (60, 5165356), (70, 4427448), (80, 3874017), (84, 3689540), (105, 2951632), (112, 2767155), (120, 2582678), (140, 2213724), (168, 1844770), (210, 1475816), (240, 1291339), (280, 1106862), (336, 922385), (420, 737908), (560, 553431), (840, 368954), (1680, 184477)]