2451225

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:79

約数の個数: 72

約数和(自身を含む): 5088960

約数和(自身を除く): 2637735

約数列:

[1, 3, 5, 7, 15, 21, 23, 25, 29, 35, 49, 69, 75, 87, 105, 115, 145, 147, 161, 175, 203, 245, 345, 435, 483, 525, 575, 609, 667, 725, 735, 805, 1015, 1127, 1225, 1421, 1725, 2001, 2175, 2415, 3045, 3335, 3381, 3675, 4025, 4263, 4669, 5075, 5635, 7105, 10005, 12075, 14007, 15225, 16675, 16905, 21315, 23345, 28175, 32683, 35525, 50025, 70035, 84525, 98049, 106575, 116725, 163415, 350175, 490245, 817075, 2451225]

約数ペア:

[(1, 2451225), (3, 817075), (5, 490245), (7, 350175), (15, 163415), (21, 116725), (23, 106575), (25, 98049), (29, 84525), (35, 70035), (49, 50025), (69, 35525), (75, 32683), (87, 28175), (105, 23345), (115, 21315), (145, 16905), (147, 16675), (161, 15225), (175, 14007), (203, 12075), (245, 10005), (345, 7105), (435, 5635), (483, 5075), (525, 4669), (575, 4263), (609, 4025), (667, 3675), (725, 3381), (735, 3335), (805, 3045), (1015, 2415), (1127, 2175), (1225, 2001), (1421, 1725)]