245980080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17981}}^1$

素因数の和:18019

約数の個数: 120

約数和(自身を含む): 869609520

約数和(自身を除く): 623629440

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, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 13680, 17981, 35962, 53943, 71924, 89905, 107886, 143848, 161829, 179810, 215772, 269715, 287696, 323658, 341639, 359620, 431544, 539430, 647316, 683278, 719240, 809145, 863088, 1024917, 1078860, 1294632, 1366556, 1438480, 1618290, 1708195, 2049834, 2157720, 2589264, 2733112, 3074751, 3236580, 3416390, 4099668, 4315440, 5124585, 5466224, 6149502, 6473160, 6832780, 8199336, 10249170, 12299004, 12946320, 13665560, 15373755, 16398672, 20498340, 24598008, 27331120, 30747510, 40996680, 49196016, 61495020, 81993360, 122990040, 245980080]

約数ペア:

[(1, 245980080), (2, 122990040), (3, 81993360), (4, 61495020), (5, 49196016), (6, 40996680), (8, 30747510), (9, 27331120), (10, 24598008), (12, 20498340), (15, 16398672), (16, 15373755), (18, 13665560), (19, 12946320), (20, 12299004), (24, 10249170), (30, 8199336), (36, 6832780), (38, 6473160), (40, 6149502), (45, 5466224), (48, 5124585), (57, 4315440), (60, 4099668), (72, 3416390), (76, 3236580), (80, 3074751), (90, 2733112), (95, 2589264), (114, 2157720), (120, 2049834), (144, 1708195), (152, 1618290), (171, 1438480), (180, 1366556), (190, 1294632), (228, 1078860), (240, 1024917), (285, 863088), (304, 809145), (342, 719240), (360, 683278), (380, 647316), (456, 539430), (570, 431544), (684, 359620), (720, 341639), (760, 323658), (855, 287696), (912, 269715), (1140, 215772), (1368, 179810), (1520, 161829), (1710, 143848), (2280, 107886), (2736, 89905), (3420, 71924), (4560, 53943), (6840, 35962), (13680, 17981)]