215841360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{128477}}^1$

素因数の和:128500

約数の個数: 80

約数和(自身を含む): 764701056

約数和(自身を除く): 548859696

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, 128477, 256954, 385431, 513908, 642385, 770862, 899339, 1027816, 1284770, 1541724, 1798678, 1927155, 2055632, 2569540, 2698017, 3083448, 3597356, 3854310, 4496695, 5139080, 5396034, 6166896, 7194712, 7708620, 8993390, 10278160, 10792068, 13490085, 14389424, 15417240, 17986780, 21584136, 26980170, 30834480, 35973560, 43168272, 53960340, 71947120, 107920680, 215841360]

約数ペア:

[(1, 215841360), (2, 107920680), (3, 71947120), (4, 53960340), (5, 43168272), (6, 35973560), (7, 30834480), (8, 26980170), (10, 21584136), (12, 17986780), (14, 15417240), (15, 14389424), (16, 13490085), (20, 10792068), (21, 10278160), (24, 8993390), (28, 7708620), (30, 7194712), (35, 6166896), (40, 5396034), (42, 5139080), (48, 4496695), (56, 3854310), (60, 3597356), (70, 3083448), (80, 2698017), (84, 2569540), (105, 2055632), (112, 1927155), (120, 1798678), (140, 1541724), (168, 1284770), (210, 1027816), (240, 899339), (280, 770862), (336, 642385), (420, 513908), (560, 385431), (840, 256954), (1680, 128477)]