201775280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:307

約数の個数: 160

約数和(自身を含む): 565678080

約数和(自身を除く): 363902800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 59, 62, 70, 80, 112, 118, 124, 140, 155, 197, 217, 236, 248, 280, 295, 310, 394, 413, 434, 472, 496, 560, 590, 620, 788, 826, 868, 944, 985, 1085, 1180, 1240, 1379, 1576, 1652, 1736, 1829, 1970, 2065, 2170, 2360, 2480, 2758, 3152, 3304, 3472, 3658, 3940, 4130, 4340, 4720, 5516, 6107, 6608, 6895, 7316, 7880, 8260, 8680, 9145, 11032, 11623, 12214, 12803, 13790, 14632, 15760, 16520, 17360, 18290, 22064, 23246, 24428, 25606, 27580, 29264, 30535, 33040, 36580, 42749, 46492, 48856, 51212, 55160, 58115, 61070, 64015, 73160, 81361, 85498, 92984, 97712, 102424, 110320, 116230, 122140, 128030, 146320, 162722, 170996, 185968, 204848, 213745, 232460, 244280, 256060, 325444, 341992, 360313, 406805, 427490, 464920, 488560, 512120, 650888, 683984, 720626, 813610, 854980, 929840, 1024240, 1301776, 1441252, 1627220, 1709960, 1801565, 2522191, 2882504, 3254440, 3419920, 3603130, 5044382, 5765008, 6508880, 7206260, 10088764, 12610955, 14412520, 20177528, 25221910, 28825040, 40355056, 50443820, 100887640, 201775280]

約数ペア:

[(1, 201775280), (2, 100887640), (4, 50443820), (5, 40355056), (7, 28825040), (8, 25221910), (10, 20177528), (14, 14412520), (16, 12610955), (20, 10088764), (28, 7206260), (31, 6508880), (35, 5765008), (40, 5044382), (56, 3603130), (59, 3419920), (62, 3254440), (70, 2882504), (80, 2522191), (112, 1801565), (118, 1709960), (124, 1627220), (140, 1441252), (155, 1301776), (197, 1024240), (217, 929840), (236, 854980), (248, 813610), (280, 720626), (295, 683984), (310, 650888), (394, 512120), (413, 488560), (434, 464920), (472, 427490), (496, 406805), (560, 360313), (590, 341992), (620, 325444), (788, 256060), (826, 244280), (868, 232460), (944, 213745), (985, 204848), (1085, 185968), (1180, 170996), (1240, 162722), (1379, 146320), (1576, 128030), (1652, 122140), (1736, 116230), (1829, 110320), (1970, 102424), (2065, 97712), (2170, 92984), (2360, 85498), (2480, 81361), (2758, 73160), (3152, 64015), (3304, 61070), (3472, 58115), (3658, 55160), (3940, 51212), (4130, 48856), (4340, 46492), (4720, 42749), (5516, 36580), (6107, 33040), (6608, 30535), (6895, 29264), (7316, 27580), (7880, 25606), (8260, 24428), (8680, 23246), (9145, 22064), (11032, 18290), (11623, 17360), (12214, 16520), (12803, 15760), (13790, 14632)]