249329640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{42403}}^1$

素因数の和:42431

約数の個数: 96

約数和(自身を含む): 870130080

約数和(自身を除く): 620800440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 42403, 84806, 127209, 169612, 212015, 254418, 296821, 339224, 424030, 508836, 593642, 636045, 848060, 890463, 1017672, 1187284, 1272090, 1484105, 1696120, 1780926, 2077747, 2374568, 2544180, 2968210, 3561852, 4155494, 4452315, 5088360, 5936420, 6233241, 7123704, 8310988, 8904630, 10388735, 11872840, 12466482, 16621976, 17809260, 20777470, 24932964, 31166205, 35618520, 41554940, 49865928, 62332410, 83109880, 124664820, 249329640]

約数ペア:

[(1, 249329640), (2, 124664820), (3, 83109880), (4, 62332410), (5, 49865928), (6, 41554940), (7, 35618520), (8, 31166205), (10, 24932964), (12, 20777470), (14, 17809260), (15, 16621976), (20, 12466482), (21, 11872840), (24, 10388735), (28, 8904630), (30, 8310988), (35, 7123704), (40, 6233241), (42, 5936420), (49, 5088360), (56, 4452315), (60, 4155494), (70, 3561852), (84, 2968210), (98, 2544180), (105, 2374568), (120, 2077747), (140, 1780926), (147, 1696120), (168, 1484105), (196, 1272090), (210, 1187284), (245, 1017672), (280, 890463), (294, 848060), (392, 636045), (420, 593642), (490, 508836), (588, 424030), (735, 339224), (840, 296821), (980, 254418), (1176, 212015), (1470, 169612), (1960, 127209), (2940, 84806), (5880, 42403)]