2038320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:187

約数の個数: 120

約数和(自身を含む): 7254000

約数和(自身を除く): 5215680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 149, 152, 171, 180, 190, 228, 240, 285, 298, 304, 342, 360, 380, 447, 456, 570, 596, 684, 720, 745, 760, 855, 894, 912, 1140, 1192, 1341, 1368, 1490, 1520, 1710, 1788, 2235, 2280, 2384, 2682, 2736, 2831, 2980, 3420, 3576, 4470, 4560, 5364, 5662, 5960, 6705, 6840, 7152, 8493, 8940, 10728, 11324, 11920, 13410, 13680, 14155, 16986, 17880, 21456, 22648, 25479, 26820, 28310, 33972, 35760, 42465, 45296, 50958, 53640, 56620, 67944, 84930, 101916, 107280, 113240, 127395, 135888, 169860, 203832, 226480, 254790, 339720, 407664, 509580, 679440, 1019160, 2038320]

約数ペア:

[(1, 2038320), (2, 1019160), (3, 679440), (4, 509580), (5, 407664), (6, 339720), (8, 254790), (9, 226480), (10, 203832), (12, 169860), (15, 135888), (16, 127395), (18, 113240), (19, 107280), (20, 101916), (24, 84930), (30, 67944), (36, 56620), (38, 53640), (40, 50958), (45, 45296), (48, 42465), (57, 35760), (60, 33972), (72, 28310), (76, 26820), (80, 25479), (90, 22648), (95, 21456), (114, 17880), (120, 16986), (144, 14155), (149, 13680), (152, 13410), (171, 11920), (180, 11324), (190, 10728), (228, 8940), (240, 8493), (285, 7152), (298, 6840), (304, 6705), (342, 5960), (360, 5662), (380, 5364), (447, 4560), (456, 4470), (570, 3576), (596, 3420), (684, 2980), (720, 2831), (745, 2736), (760, 2682), (855, 2384), (894, 2280), (912, 2235), (1140, 1788), (1192, 1710), (1341, 1520), (1368, 1490)]