1550850

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{211}}^1$

素因数の和:240

約数の個数: 72

約数和(自身を含む): 4495248

約数和(自身を除く): 2944398

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 147, 150, 175, 210, 211, 245, 294, 350, 422, 490, 525, 633, 735, 1050, 1055, 1225, 1266, 1470, 1477, 2110, 2450, 2954, 3165, 3675, 4431, 5275, 6330, 7350, 7385, 8862, 10339, 10550, 14770, 15825, 20678, 22155, 31017, 31650, 36925, 44310, 51695, 62034, 73850, 103390, 110775, 155085, 221550, 258475, 310170, 516950, 775425, 1550850]

約数ペア:

[(1, 1550850), (2, 775425), (3, 516950), (5, 310170), (6, 258475), (7, 221550), (10, 155085), (14, 110775), (15, 103390), (21, 73850), (25, 62034), (30, 51695), (35, 44310), (42, 36925), (49, 31650), (50, 31017), (70, 22155), (75, 20678), (98, 15825), (105, 14770), (147, 10550), (150, 10339), (175, 8862), (210, 7385), (211, 7350), (245, 6330), (294, 5275), (350, 4431), (422, 3675), (490, 3165), (525, 2954), (633, 2450), (735, 2110), (1050, 1477), (1055, 1470), (1225, 1266)]