51171750

素因数分解:

$2^1\times 3^4\times 5^3\times 7^1\times {\mathrm{19}}^2$

素因数の和:74

約数の個数: 240

約数和(自身を含む): 172602144

約数和(自身を除く): 121430394

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 25, 27, 30, 35, 38, 42, 45, 50, 54, 57, 63, 70, 75, 81, 90, 95, 105, 114, 125, 126, 133, 135, 150, 162, 171, 175, 189, 190, 210, 225, 250, 266, 270, 285, 315, 342, 350, 361, 375, 378, 399, 405, 450, 475, 513, 525, 567, 570, 630, 665, 675, 722, 750, 798, 810, 855, 875, 945, 950, 1026, 1050, 1083, 1125, 1134, 1197, 1330, 1350, 1425, 1539, 1575, 1710, 1750, 1805, 1890, 1995, 2025, 2166, 2250, 2375, 2394, 2527, 2565, 2625, 2835, 2850, 3078, 3150, 3249, 3325, 3375, 3591, 3610, 3990, 4050, 4275, 4725, 4750, 5054, 5130, 5250, 5415, 5670, 5985, 6498, 6650, 6750, 7125, 7182, 7581, 7695, 7875, 8550, 9025, 9450, 9747, 9975, 10125, 10773, 10830, 11970, 12635, 12825, 14175, 14250, 15162, 15390, 15750, 16245, 16625, 17955, 18050, 19494, 19950, 20250, 21375, 21546, 22743, 23625, 25270, 25650, 27075, 28350, 29241, 29925, 32490, 33250, 35910, 37905, 38475, 42750, 45125, 45486, 47250, 48735, 49875, 53865, 54150, 58482, 59850, 63175, 64125, 68229, 70875, 75810, 76950, 81225, 89775, 90250, 97470, 99750, 107730, 113715, 126350, 128250, 135375, 136458, 141750, 146205, 149625, 162450, 179550, 189525, 192375, 204687, 227430, 243675, 269325, 270750, 292410, 299250, 315875, 341145, 379050, 384750, 406125, 409374, 448875, 487350, 538650, 568575, 631750, 682290, 731025, 812250, 897750, 947625, 1023435, 1137150, 1218375, 1346625, 1462050, 1705725, 1895250, 2046870, 2436750, 2693250, 2842875, 3411450, 3655125, 5117175, 5685750, 7310250, 8528625, 10234350, 17057250, 25585875, 51171750]

約数ペア:

[(1, 51171750), (2, 25585875), (3, 17057250), (5, 10234350), (6, 8528625), (7, 7310250), (9, 5685750), (10, 5117175), (14, 3655125), (15, 3411450), (18, 2842875), (19, 2693250), (21, 2436750), (25, 2046870), (27, 1895250), (30, 1705725), (35, 1462050), (38, 1346625), (42, 1218375), (45, 1137150), (50, 1023435), (54, 947625), (57, 897750), (63, 812250), (70, 731025), (75, 682290), (81, 631750), (90, 568575), (95, 538650), (105, 487350), (114, 448875), (125, 409374), (126, 406125), (133, 384750), (135, 379050), (150, 341145), (162, 315875), (171, 299250), (175, 292410), (189, 270750), (190, 269325), (210, 243675), (225, 227430), (250, 204687), (266, 192375), (270, 189525), (285, 179550), (315, 162450), (342, 149625), (350, 146205), (361, 141750), (375, 136458), (378, 135375), (399, 128250), (405, 126350), (450, 113715), (475, 107730), (513, 99750), (525, 97470), (567, 90250), (570, 89775), (630, 81225), (665, 76950), (675, 75810), (722, 70875), (750, 68229), (798, 64125), (810, 63175), (855, 59850), (875, 58482), (945, 54150), (950, 53865), (1026, 49875), (1050, 48735), (1083, 47250), (1125, 45486), (1134, 45125), (1197, 42750), (1330, 38475), (1350, 37905), (1425, 35910), (1539, 33250), (1575, 32490), (1710, 29925), (1750, 29241), (1805, 28350), (1890, 27075), (1995, 25650), (2025, 25270), (2166, 23625), (2250, 22743), (2375, 21546), (2394, 21375), (2527, 20250), (2565, 19950), (2625, 19494), (2835, 18050), (2850, 17955), (3078, 16625), (3150, 16245), (3249, 15750), (3325, 15390), (3375, 15162), (3591, 14250), (3610, 14175), (3990, 12825), (4050, 12635), (4275, 11970), (4725, 10830), (4750, 10773), (5054, 10125), (5130, 9975), (5250, 9747), (5415, 9450), (5670, 9025), (5985, 8550), (6498, 7875), (6650, 7695), (6750, 7581), (7125, 7182)]