989178120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{392531}}^1$

素因数の和:392555

約数の個数: 96

約数和(自身を含む): 3674099520

約数和(自身を除く): 2684921400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 392531, 785062, 1177593, 1570124, 1962655, 2355186, 2747717, 3140248, 3532779, 3925310, 4710372, 5495434, 5887965, 7065558, 7850620, 8243151, 9420744, 10990868, 11775930, 13738585, 14131116, 15701240, 16486302, 17663895, 21981736, 23551860, 24729453, 27477170, 28262232, 32972604, 35327790, 41215755, 47103720, 49458906, 54954340, 65945208, 70655580, 82431510, 98917812, 109908680, 123647265, 141311160, 164863020, 197835624, 247294530, 329726040, 494589060, 989178120]

約数ペア:

[(1, 989178120), (2, 494589060), (3, 329726040), (4, 247294530), (5, 197835624), (6, 164863020), (7, 141311160), (8, 123647265), (9, 109908680), (10, 98917812), (12, 82431510), (14, 70655580), (15, 65945208), (18, 54954340), (20, 49458906), (21, 47103720), (24, 41215755), (28, 35327790), (30, 32972604), (35, 28262232), (36, 27477170), (40, 24729453), (42, 23551860), (45, 21981736), (56, 17663895), (60, 16486302), (63, 15701240), (70, 14131116), (72, 13738585), (84, 11775930), (90, 10990868), (105, 9420744), (120, 8243151), (126, 7850620), (140, 7065558), (168, 5887965), (180, 5495434), (210, 4710372), (252, 3925310), (280, 3532779), (315, 3140248), (360, 2747717), (420, 2355186), (504, 1962655), (630, 1570124), (840, 1177593), (1260, 785062), (2520, 392531)]