428767920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{353}}^1$

素因数の和:620

約数の個数: 240

約数和(自身を含む): 1657161792

約数和(自身を除く): 1228393872

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 241, 252, 280, 315, 336, 353, 360, 420, 482, 504, 560, 630, 706, 720, 723, 840, 964, 1008, 1059, 1205, 1260, 1412, 1446, 1680, 1687, 1765, 1928, 2118, 2169, 2410, 2471, 2520, 2824, 2892, 3177, 3374, 3530, 3615, 3856, 4236, 4338, 4820, 4942, 5040, 5061, 5295, 5648, 5784, 6354, 6748, 7060, 7230, 7413, 8435, 8472, 8676, 9640, 9884, 10122, 10590, 10845, 11568, 12355, 12708, 13496, 14120, 14460, 14826, 15183, 15885, 16870, 16944, 17352, 19280, 19768, 20244, 21180, 21690, 22239, 24710, 25305, 25416, 26992, 28240, 28920, 29652, 30366, 31770, 33740, 34704, 37065, 39536, 40488, 42360, 43380, 44478, 49420, 50610, 50832, 57840, 59304, 60732, 63540, 67480, 74130, 75915, 80976, 84720, 85073, 86760, 88956, 98840, 101220, 111195, 118608, 121464, 127080, 134960, 148260, 151830, 170146, 173520, 177912, 197680, 202440, 222390, 242928, 254160, 255219, 296520, 303660, 340292, 355824, 404880, 425365, 444780, 510438, 593040, 595511, 607320, 680584, 765657, 850730, 889560, 1020876, 1191022, 1214640, 1276095, 1361168, 1531314, 1701460, 1779120, 1786533, 2041752, 2382044, 2552190, 2977555, 3062628, 3402920, 3573066, 3828285, 4083504, 4764088, 5104380, 5359599, 5955110, 6125256, 6805840, 7146132, 7656570, 8932665, 9528176, 10208760, 10719198, 11910220, 12250512, 14292264, 15313140, 17865330, 20417520, 21438396, 23820440, 26797995, 28584528, 30626280, 35730660, 42876792, 47640880, 53595990, 61252560, 71461320, 85753584, 107191980, 142922640, 214383960, 428767920]

約数ペア:

[(1, 428767920), (2, 214383960), (3, 142922640), (4, 107191980), (5, 85753584), (6, 71461320), (7, 61252560), (8, 53595990), (9, 47640880), (10, 42876792), (12, 35730660), (14, 30626280), (15, 28584528), (16, 26797995), (18, 23820440), (20, 21438396), (21, 20417520), (24, 17865330), (28, 15313140), (30, 14292264), (35, 12250512), (36, 11910220), (40, 10719198), (42, 10208760), (45, 9528176), (48, 8932665), (56, 7656570), (60, 7146132), (63, 6805840), (70, 6125256), (72, 5955110), (80, 5359599), (84, 5104380), (90, 4764088), (105, 4083504), (112, 3828285), (120, 3573066), (126, 3402920), (140, 3062628), (144, 2977555), (168, 2552190), (180, 2382044), (210, 2041752), (240, 1786533), (241, 1779120), (252, 1701460), (280, 1531314), (315, 1361168), (336, 1276095), (353, 1214640), (360, 1191022), (420, 1020876), (482, 889560), (504, 850730), (560, 765657), (630, 680584), (706, 607320), (720, 595511), (723, 593040), (840, 510438), (964, 444780), (1008, 425365), (1059, 404880), (1205, 355824), (1260, 340292), (1412, 303660), (1446, 296520), (1680, 255219), (1687, 254160), (1765, 242928), (1928, 222390), (2118, 202440), (2169, 197680), (2410, 177912), (2471, 173520), (2520, 170146), (2824, 151830), (2892, 148260), (3177, 134960), (3374, 127080), (3530, 121464), (3615, 118608), (3856, 111195), (4236, 101220), (4338, 98840), (4820, 88956), (4942, 86760), (5040, 85073), (5061, 84720), (5295, 80976), (5648, 75915), (5784, 74130), (6354, 67480), (6748, 63540), (7060, 60732), (7230, 59304), (7413, 57840), (8435, 50832), (8472, 50610), (8676, 49420), (9640, 44478), (9884, 43380), (10122, 42360), (10590, 40488), (10845, 39536), (11568, 37065), (12355, 34704), (12708, 33740), (13496, 31770), (14120, 30366), (14460, 29652), (14826, 28920), (15183, 28240), (15885, 26992), (16870, 25416), (16944, 25305), (17352, 24710), (19280, 22239), (19768, 21690), (20244, 21180)]