644100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1$

素因数の和:149

約数の個数: 72

約数和(自身を含む): 1979040

約数和(自身を除く): 1334940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 113, 114, 150, 190, 226, 228, 285, 300, 339, 380, 452, 475, 565, 570, 678, 950, 1130, 1140, 1356, 1425, 1695, 1900, 2147, 2260, 2825, 2850, 3390, 4294, 5650, 5700, 6441, 6780, 8475, 8588, 10735, 11300, 12882, 16950, 21470, 25764, 32205, 33900, 42940, 53675, 64410, 107350, 128820, 161025, 214700, 322050, 644100]

約数ペア:

[(1, 644100), (2, 322050), (3, 214700), (4, 161025), (5, 128820), (6, 107350), (10, 64410), (12, 53675), (15, 42940), (19, 33900), (20, 32205), (25, 25764), (30, 21470), (38, 16950), (50, 12882), (57, 11300), (60, 10735), (75, 8588), (76, 8475), (95, 6780), (100, 6441), (113, 5700), (114, 5650), (150, 4294), (190, 3390), (226, 2850), (228, 2825), (285, 2260), (300, 2147), (339, 1900), (380, 1695), (452, 1425), (475, 1356), (565, 1140), (570, 1130), (678, 950)]