628574720

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12923}}^1$

素因数の和:12965

約数の個数: 80

約数和(自身を含む): 1586550240

約数和(自身を除く): 957975520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 1216, 1280, 1520, 2432, 2560, 3040, 4864, 6080, 9728, 12160, 12923, 24320, 25846, 48640, 51692, 64615, 103384, 129230, 206768, 245537, 258460, 413536, 491074, 516920, 827072, 982148, 1033840, 1227685, 1654144, 1964296, 2067680, 2455370, 3308288, 3928592, 4135360, 4910740, 6616576, 7857184, 8270720, 9821480, 15714368, 16541440, 19642960, 31428736, 33082880, 39285920, 62857472, 78571840, 125714944, 157143680, 314287360, 628574720]

約数ペア:

[(1, 628574720), (2, 314287360), (4, 157143680), (5, 125714944), (8, 78571840), (10, 62857472), (16, 39285920), (19, 33082880), (20, 31428736), (32, 19642960), (38, 16541440), (40, 15714368), (64, 9821480), (76, 8270720), (80, 7857184), (95, 6616576), (128, 4910740), (152, 4135360), (160, 3928592), (190, 3308288), (256, 2455370), (304, 2067680), (320, 1964296), (380, 1654144), (512, 1227685), (608, 1033840), (640, 982148), (760, 827072), (1216, 516920), (1280, 491074), (1520, 413536), (2432, 258460), (2560, 245537), (3040, 206768), (4864, 129230), (6080, 103384), (9728, 64615), (12160, 51692), (12923, 48640), (24320, 25846)]