262261640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{3203}}^1$

素因数の和:3326

約数の個数: 64

約数和(自身を含む): 622857600

約数和(自身を除く): 360595960

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 89, 92, 115, 178, 184, 230, 356, 445, 460, 712, 890, 920, 1780, 2047, 3203, 3560, 4094, 6406, 8188, 10235, 12812, 16015, 16376, 20470, 25624, 32030, 40940, 64060, 73669, 81880, 128120, 147338, 285067, 294676, 368345, 570134, 589352, 736690, 1140268, 1425335, 1473380, 2280536, 2850670, 2946760, 5701340, 6556541, 11402680, 13113082, 26226164, 32782705, 52452328, 65565410, 131130820, 262261640]

約数ペア:

[(1, 262261640), (2, 131130820), (4, 65565410), (5, 52452328), (8, 32782705), (10, 26226164), (20, 13113082), (23, 11402680), (40, 6556541), (46, 5701340), (89, 2946760), (92, 2850670), (115, 2280536), (178, 1473380), (184, 1425335), (230, 1140268), (356, 736690), (445, 589352), (460, 570134), (712, 368345), (890, 294676), (920, 285067), (1780, 147338), (2047, 128120), (3203, 81880), (3560, 73669), (4094, 64060), (6406, 40940), (8188, 32030), (10235, 25624), (12812, 20470), (16015, 16376)]