2019900900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{601}}^1\times {\mathrm{659}}^1$

素因数の和:1294

約数の個数: 144

約数和(自身を含む): 6207727680

約数和(自身を除く): 4187826780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 100, 102, 150, 170, 204, 255, 300, 340, 425, 510, 601, 659, 850, 1020, 1202, 1275, 1318, 1700, 1803, 1977, 2404, 2550, 2636, 3005, 3295, 3606, 3954, 5100, 6010, 6590, 7212, 7908, 9015, 9885, 10217, 11203, 12020, 13180, 15025, 16475, 18030, 19770, 20434, 22406, 30050, 30651, 32950, 33609, 36060, 39540, 40868, 44812, 45075, 49425, 51085, 56015, 60100, 61302, 65900, 67218, 90150, 98850, 102170, 112030, 122604, 134436, 153255, 168045, 180300, 197700, 204340, 224060, 255425, 280075, 306510, 336090, 396059, 510850, 560150, 613020, 672180, 766275, 792118, 840225, 1021700, 1120300, 1188177, 1532550, 1584236, 1680450, 1980295, 2376354, 3065100, 3360900, 3960590, 4752708, 5940885, 6733003, 7921180, 9901475, 11881770, 13466006, 19802950, 20199009, 23763540, 26932012, 29704425, 33665015, 39605900, 40398018, 59408850, 67330030, 80796036, 100995045, 118817700, 134660060, 168325075, 201990090, 336650150, 403980180, 504975225, 673300300, 1009950450, 2019900900]

約数ペア:

[(1, 2019900900), (2, 1009950450), (3, 673300300), (4, 504975225), (5, 403980180), (6, 336650150), (10, 201990090), (12, 168325075), (15, 134660060), (17, 118817700), (20, 100995045), (25, 80796036), (30, 67330030), (34, 59408850), (50, 40398018), (51, 39605900), (60, 33665015), (68, 29704425), (75, 26932012), (85, 23763540), (100, 20199009), (102, 19802950), (150, 13466006), (170, 11881770), (204, 9901475), (255, 7921180), (300, 6733003), (340, 5940885), (425, 4752708), (510, 3960590), (601, 3360900), (659, 3065100), (850, 2376354), (1020, 1980295), (1202, 1680450), (1275, 1584236), (1318, 1532550), (1700, 1188177), (1803, 1120300), (1977, 1021700), (2404, 840225), (2550, 792118), (2636, 766275), (3005, 672180), (3295, 613020), (3606, 560150), (3954, 510850), (5100, 396059), (6010, 336090), (6590, 306510), (7212, 280075), (7908, 255425), (9015, 224060), (9885, 204340), (10217, 197700), (11203, 180300), (12020, 168045), (13180, 153255), (15025, 134436), (16475, 122604), (18030, 112030), (19770, 102170), (20434, 98850), (22406, 90150), (30050, 67218), (30651, 65900), (32950, 61302), (33609, 60100), (36060, 56015), (39540, 51085), (40868, 49425), (44812, 45075)]