258278020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:163

約数の個数: 288

約数和(自身を含む): 788296320

約数和(自身を除く): 530018300

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 19, 20, 22, 26, 28, 35, 38, 44, 49, 52, 55, 65, 70, 76, 77, 91, 95, 97, 98, 110, 130, 133, 140, 143, 154, 182, 190, 194, 196, 209, 220, 245, 247, 260, 266, 286, 308, 364, 380, 385, 388, 418, 455, 485, 490, 494, 532, 539, 572, 637, 665, 679, 715, 770, 836, 910, 931, 970, 980, 988, 1001, 1045, 1067, 1078, 1235, 1261, 1274, 1330, 1358, 1430, 1463, 1540, 1729, 1820, 1843, 1862, 1940, 2002, 2090, 2134, 2156, 2470, 2522, 2548, 2660, 2695, 2716, 2717, 2860, 2926, 3185, 3395, 3458, 3686, 3724, 4004, 4180, 4268, 4655, 4753, 4940, 5005, 5044, 5335, 5390, 5434, 5852, 6305, 6370, 6790, 6916, 7007, 7315, 7372, 7469, 8645, 8827, 9215, 9310, 9506, 10010, 10241, 10670, 10780, 10868, 12103, 12610, 12740, 12901, 13580, 13585, 13871, 14014, 14630, 14938, 17290, 17654, 18430, 18620, 19012, 19019, 20020, 20273, 20482, 21340, 23765, 23959, 24206, 25220, 25802, 27170, 27742, 28028, 29260, 29876, 34580, 35035, 35308, 36860, 37345, 38038, 40546, 40964, 44135, 47530, 47918, 48412, 51205, 51604, 52283, 54340, 55484, 60515, 61789, 64505, 69355, 70070, 74690, 76076, 81092, 88270, 90307, 95060, 95095, 95836, 97097, 101365, 102410, 104566, 119795, 121030, 123578, 129010, 133133, 138710, 140140, 141911, 149380, 167713, 176540, 180614, 190190, 194194, 202730, 204820, 209132, 239590, 242060, 247156, 258020, 261415, 263549, 266266, 277420, 283822, 308945, 335426, 361228, 380380, 388388, 405460, 451535, 479180, 485485, 522830, 527098, 532532, 567644, 617890, 665665, 670852, 679679, 709555, 838565, 903070, 970970, 993377, 1045660, 1054196, 1173991, 1235780, 1317745, 1331330, 1359358, 1419110, 1677130, 1806140, 1844843, 1941940, 1986754, 2347982, 2635490, 2662660, 2718716, 2838220, 3354260, 3398395, 3689686, 3973508, 4695964, 4966885, 5270980, 5869955, 6796790, 7379372, 9224215, 9933770, 11739910, 12913901, 13593580, 18448430, 19867540, 23479820, 25827802, 36896860, 51655604, 64569505, 129139010, 258278020]

約数ペア:

[(1, 258278020), (2, 129139010), (4, 64569505), (5, 51655604), (7, 36896860), (10, 25827802), (11, 23479820), (13, 19867540), (14, 18448430), (19, 13593580), (20, 12913901), (22, 11739910), (26, 9933770), (28, 9224215), (35, 7379372), (38, 6796790), (44, 5869955), (49, 5270980), (52, 4966885), (55, 4695964), (65, 3973508), (70, 3689686), (76, 3398395), (77, 3354260), (91, 2838220), (95, 2718716), (97, 2662660), (98, 2635490), (110, 2347982), (130, 1986754), (133, 1941940), (140, 1844843), (143, 1806140), (154, 1677130), (182, 1419110), (190, 1359358), (194, 1331330), (196, 1317745), (209, 1235780), (220, 1173991), (245, 1054196), (247, 1045660), (260, 993377), (266, 970970), (286, 903070), (308, 838565), (364, 709555), (380, 679679), (385, 670852), (388, 665665), (418, 617890), (455, 567644), (485, 532532), (490, 527098), (494, 522830), (532, 485485), (539, 479180), (572, 451535), (637, 405460), (665, 388388), (679, 380380), (715, 361228), (770, 335426), (836, 308945), (910, 283822), (931, 277420), (970, 266266), (980, 263549), (988, 261415), (1001, 258020), (1045, 247156), (1067, 242060), (1078, 239590), (1235, 209132), (1261, 204820), (1274, 202730), (1330, 194194), (1358, 190190), (1430, 180614), (1463, 176540), (1540, 167713), (1729, 149380), (1820, 141911), (1843, 140140), (1862, 138710), (1940, 133133), (2002, 129010), (2090, 123578), (2134, 121030), (2156, 119795), (2470, 104566), (2522, 102410), (2548, 101365), (2660, 97097), (2695, 95836), (2716, 95095), (2717, 95060), (2860, 90307), (2926, 88270), (3185, 81092), (3395, 76076), (3458, 74690), (3686, 70070), (3724, 69355), (4004, 64505), (4180, 61789), (4268, 60515), (4655, 55484), (4753, 54340), (4940, 52283), (5005, 51604), (5044, 51205), (5335, 48412), (5390, 47918), (5434, 47530), (5852, 44135), (6305, 40964), (6370, 40546), (6790, 38038), (6916, 37345), (7007, 36860), (7315, 35308), (7372, 35035), (7469, 34580), (8645, 29876), (8827, 29260), (9215, 28028), (9310, 27742), (9506, 27170), (10010, 25802), (10241, 25220), (10670, 24206), (10780, 23959), (10868, 23765), (12103, 21340), (12610, 20482), (12740, 20273), (12901, 20020), (13580, 19019), (13585, 19012), (13871, 18620), (14014, 18430), (14630, 17654), (14938, 17290)]