199769640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{237821}}^1$

素因数の和:237842

約数の個数: 64

約数和(自身を含む): 684927360

約数和(自身を除く): 485157720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 237821, 475642, 713463, 951284, 1189105, 1426926, 1664747, 1902568, 2378210, 2853852, 3329494, 3567315, 4756420, 4994241, 5707704, 6658988, 7134630, 8323735, 9512840, 9988482, 13317976, 14269260, 16647470, 19976964, 24971205, 28538520, 33294940, 39953928, 49942410, 66589880, 99884820, 199769640]

約数ペア:

[(1, 199769640), (2, 99884820), (3, 66589880), (4, 49942410), (5, 39953928), (6, 33294940), (7, 28538520), (8, 24971205), (10, 19976964), (12, 16647470), (14, 14269260), (15, 13317976), (20, 9988482), (21, 9512840), (24, 8323735), (28, 7134630), (30, 6658988), (35, 5707704), (40, 4994241), (42, 4756420), (56, 3567315), (60, 3329494), (70, 2853852), (84, 2378210), (105, 1902568), (120, 1664747), (140, 1426926), (168, 1189105), (210, 951284), (280, 713463), (420, 475642), (840, 237821)]