100709120

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:182

約数の個数: 144

約数和(自身を含む): 262694880

約数和(自身を除く): 161985760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 41, 64, 76, 80, 82, 95, 101, 128, 152, 160, 164, 190, 202, 205, 256, 304, 320, 328, 380, 404, 410, 505, 608, 640, 656, 760, 779, 808, 820, 1010, 1216, 1280, 1312, 1520, 1558, 1616, 1640, 1919, 2020, 2432, 2624, 3040, 3116, 3232, 3280, 3838, 3895, 4040, 4141, 4864, 5248, 6080, 6232, 6464, 6560, 7676, 7790, 8080, 8282, 9595, 10496, 12160, 12464, 12928, 13120, 15352, 15580, 16160, 16564, 19190, 20705, 24320, 24928, 25856, 26240, 30704, 31160, 32320, 33128, 38380, 41410, 49856, 52480, 61408, 62320, 64640, 66256, 76760, 78679, 82820, 99712, 122816, 124640, 129280, 132512, 153520, 157358, 165640, 199424, 245632, 249280, 265024, 307040, 314716, 331280, 393395, 491264, 498560, 530048, 614080, 629432, 662560, 786790, 997120, 1060096, 1228160, 1258864, 1325120, 1573580, 2456320, 2517728, 2650240, 3147160, 5035456, 5300480, 6294320, 10070912, 12588640, 20141824, 25177280, 50354560, 100709120]

約数ペア:

[(1, 100709120), (2, 50354560), (4, 25177280), (5, 20141824), (8, 12588640), (10, 10070912), (16, 6294320), (19, 5300480), (20, 5035456), (32, 3147160), (38, 2650240), (40, 2517728), (41, 2456320), (64, 1573580), (76, 1325120), (80, 1258864), (82, 1228160), (95, 1060096), (101, 997120), (128, 786790), (152, 662560), (160, 629432), (164, 614080), (190, 530048), (202, 498560), (205, 491264), (256, 393395), (304, 331280), (320, 314716), (328, 307040), (380, 265024), (404, 249280), (410, 245632), (505, 199424), (608, 165640), (640, 157358), (656, 153520), (760, 132512), (779, 129280), (808, 124640), (820, 122816), (1010, 99712), (1216, 82820), (1280, 78679), (1312, 76760), (1520, 66256), (1558, 64640), (1616, 62320), (1640, 61408), (1919, 52480), (2020, 49856), (2432, 41410), (2624, 38380), (3040, 33128), (3116, 32320), (3232, 31160), (3280, 30704), (3838, 26240), (3895, 25856), (4040, 24928), (4141, 24320), (4864, 20705), (5248, 19190), (6080, 16564), (6232, 16160), (6464, 15580), (6560, 15352), (7676, 13120), (7790, 12928), (8080, 12464), (8282, 12160), (9595, 10496)]