491960160

素因数分解:

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

素因数の和:18021

約数の個数: 144

約数和(自身を含む): 1767270960

約数和(自身を除く): 1275310800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 3040, 3420, 4560, 5472, 6840, 9120, 13680, 17981, 27360, 35962, 53943, 71924, 89905, 107886, 143848, 161829, 179810, 215772, 269715, 287696, 323658, 341639, 359620, 431544, 539430, 575392, 647316, 683278, 719240, 809145, 863088, 1024917, 1078860, 1294632, 1366556, 1438480, 1618290, 1708195, 1726176, 2049834, 2157720, 2589264, 2733112, 2876960, 3074751, 3236580, 3416390, 4099668, 4315440, 5124585, 5178528, 5466224, 6149502, 6473160, 6832780, 8199336, 8630880, 10249170, 10932448, 12299004, 12946320, 13665560, 15373755, 16398672, 20498340, 24598008, 25892640, 27331120, 30747510, 32797344, 40996680, 49196016, 54662240, 61495020, 81993360, 98392032, 122990040, 163986720, 245980080, 491960160]

約数ペア:

[(1, 491960160), (2, 245980080), (3, 163986720), (4, 122990040), (5, 98392032), (6, 81993360), (8, 61495020), (9, 54662240), (10, 49196016), (12, 40996680), (15, 32797344), (16, 30747510), (18, 27331120), (19, 25892640), (20, 24598008), (24, 20498340), (30, 16398672), (32, 15373755), (36, 13665560), (38, 12946320), (40, 12299004), (45, 10932448), (48, 10249170), (57, 8630880), (60, 8199336), (72, 6832780), (76, 6473160), (80, 6149502), (90, 5466224), (95, 5178528), (96, 5124585), (114, 4315440), (120, 4099668), (144, 3416390), (152, 3236580), (160, 3074751), (171, 2876960), (180, 2733112), (190, 2589264), (228, 2157720), (240, 2049834), (285, 1726176), (288, 1708195), (304, 1618290), (342, 1438480), (360, 1366556), (380, 1294632), (456, 1078860), (480, 1024917), (570, 863088), (608, 809145), (684, 719240), (720, 683278), (760, 647316), (855, 575392), (912, 539430), (1140, 431544), (1368, 359620), (1440, 341639), (1520, 323658), (1710, 287696), (1824, 269715), (2280, 215772), (2736, 179810), (3040, 161829), (3420, 143848), (4560, 107886), (5472, 89905), (6840, 71924), (9120, 53943), (13680, 35962), (17981, 27360)]