243487890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{39209}}^1$

素因数の和:39248

約数の個数: 64

約数和(自身を含む): 677548800

約数和(自身を除く): 434060910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 90, 115, 135, 138, 207, 230, 270, 345, 414, 621, 690, 1035, 1242, 2070, 3105, 6210, 39209, 78418, 117627, 196045, 235254, 352881, 392090, 588135, 705762, 901807, 1058643, 1176270, 1764405, 1803614, 2117286, 2705421, 3528810, 4509035, 5293215, 5410842, 8116263, 9018070, 10586430, 13527105, 16232526, 24348789, 27054210, 40581315, 48697578, 81162630, 121743945, 243487890]

約数ペア:

[(1, 243487890), (2, 121743945), (3, 81162630), (5, 48697578), (6, 40581315), (9, 27054210), (10, 24348789), (15, 16232526), (18, 13527105), (23, 10586430), (27, 9018070), (30, 8116263), (45, 5410842), (46, 5293215), (54, 4509035), (69, 3528810), (90, 2705421), (115, 2117286), (135, 1803614), (138, 1764405), (207, 1176270), (230, 1058643), (270, 901807), (345, 705762), (414, 588135), (621, 392090), (690, 352881), (1035, 235254), (1242, 196045), (2070, 117627), (3105, 78418), (6210, 39209)]