320469465

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{541}}^1$

素因数の和:690

約数の個数: 64

約数和(自身を含む): 573184512

約数和(自身を除く): 252715047

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 101, 115, 255, 303, 345, 391, 505, 541, 1173, 1515, 1623, 1717, 1955, 2323, 2705, 5151, 5865, 6969, 8115, 8585, 9197, 11615, 12443, 25755, 27591, 34845, 37329, 39491, 45985, 54641, 62215, 118473, 137955, 163923, 186645, 197455, 211531, 273205, 592365, 634593, 819615, 928897, 1057655, 1256743, 2786691, 3172965, 3770229, 4644485, 6283715, 13933455, 18851145, 21364631, 64093893, 106823155, 320469465]

約数ペア:

[(1, 320469465), (3, 106823155), (5, 64093893), (15, 21364631), (17, 18851145), (23, 13933455), (51, 6283715), (69, 4644485), (85, 3770229), (101, 3172965), (115, 2786691), (255, 1256743), (303, 1057655), (345, 928897), (391, 819615), (505, 634593), (541, 592365), (1173, 273205), (1515, 211531), (1623, 197455), (1717, 186645), (1955, 163923), (2323, 137955), (2705, 118473), (5151, 62215), (5865, 54641), (6969, 45985), (8115, 39491), (8585, 37329), (9197, 34845), (11615, 27591), (12443, 25755)]