398948760

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{467}}^1$

素因数の和:607

約数の個数: 256

約数和(自身を含む): 1536537600

約数和(自身を除く): 1137588840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 113, 120, 126, 135, 140, 168, 180, 189, 210, 216, 226, 252, 270, 280, 315, 339, 360, 378, 420, 452, 467, 504, 540, 565, 630, 678, 756, 791, 840, 904, 934, 945, 1017, 1080, 1130, 1260, 1356, 1401, 1512, 1582, 1695, 1868, 1890, 2034, 2260, 2335, 2373, 2520, 2712, 2802, 3051, 3164, 3269, 3390, 3736, 3780, 3955, 4068, 4203, 4520, 4670, 4746, 5085, 5604, 6102, 6328, 6538, 6780, 7005, 7119, 7560, 7910, 8136, 8406, 9340, 9492, 9807, 10170, 11208, 11865, 12204, 12609, 13076, 13560, 14010, 14238, 15255, 15820, 16345, 16812, 18680, 18984, 19614, 20340, 21015, 21357, 23730, 24408, 25218, 26152, 28020, 28476, 29421, 30510, 31640, 32690, 33624, 35595, 39228, 40680, 42030, 42714, 47460, 49035, 50436, 52771, 56040, 56952, 58842, 61020, 63045, 65380, 71190, 78456, 84060, 85428, 88263, 94920, 98070, 100872, 105542, 106785, 117684, 122040, 126090, 130760, 142380, 147105, 158313, 168120, 170856, 176526, 196140, 211084, 213570, 235368, 252180, 263855, 284760, 294210, 316626, 353052, 369397, 392280, 422168, 427140, 441315, 474939, 504360, 527710, 588420, 633252, 706104, 738794, 791565, 854280, 882630, 949878, 1055420, 1108191, 1176840, 1266504, 1424817, 1477588, 1583130, 1765260, 1846985, 1899756, 2110840, 2216382, 2374695, 2849634, 2955176, 3166260, 3324573, 3530520, 3693970, 3799512, 4432764, 4749390, 5540955, 5699268, 6332520, 6649146, 7124085, 7387940, 8865528, 9498780, 9973719, 11081910, 11398536, 13298292, 14248170, 14775880, 16622865, 18997560, 19947438, 22163820, 26596584, 28496340, 33245730, 39894876, 44327640, 49868595, 56992680, 66491460, 79789752, 99737190, 132982920, 199474380, 398948760]

約数ペア:

[(1, 398948760), (2, 199474380), (3, 132982920), (4, 99737190), (5, 79789752), (6, 66491460), (7, 56992680), (8, 49868595), (9, 44327640), (10, 39894876), (12, 33245730), (14, 28496340), (15, 26596584), (18, 22163820), (20, 19947438), (21, 18997560), (24, 16622865), (27, 14775880), (28, 14248170), (30, 13298292), (35, 11398536), (36, 11081910), (40, 9973719), (42, 9498780), (45, 8865528), (54, 7387940), (56, 7124085), (60, 6649146), (63, 6332520), (70, 5699268), (72, 5540955), (84, 4749390), (90, 4432764), (105, 3799512), (108, 3693970), (113, 3530520), (120, 3324573), (126, 3166260), (135, 2955176), (140, 2849634), (168, 2374695), (180, 2216382), (189, 2110840), (210, 1899756), (216, 1846985), (226, 1765260), (252, 1583130), (270, 1477588), (280, 1424817), (315, 1266504), (339, 1176840), (360, 1108191), (378, 1055420), (420, 949878), (452, 882630), (467, 854280), (504, 791565), (540, 738794), (565, 706104), (630, 633252), (678, 588420), (756, 527710), (791, 504360), (840, 474939), (904, 441315), (934, 427140), (945, 422168), (1017, 392280), (1080, 369397), (1130, 353052), (1260, 316626), (1356, 294210), (1401, 284760), (1512, 263855), (1582, 252180), (1695, 235368), (1868, 213570), (1890, 211084), (2034, 196140), (2260, 176526), (2335, 170856), (2373, 168120), (2520, 158313), (2712, 147105), (2802, 142380), (3051, 130760), (3164, 126090), (3269, 122040), (3390, 117684), (3736, 106785), (3780, 105542), (3955, 100872), (4068, 98070), (4203, 94920), (4520, 88263), (4670, 85428), (4746, 84060), (5085, 78456), (5604, 71190), (6102, 65380), (6328, 63045), (6538, 61020), (6780, 58842), (7005, 56952), (7119, 56040), (7560, 52771), (7910, 50436), (8136, 49035), (8406, 47460), (9340, 42714), (9492, 42030), (9807, 40680), (10170, 39228), (11208, 35595), (11865, 33624), (12204, 32690), (12609, 31640), (13076, 30510), (13560, 29421), (14010, 28476), (14238, 28020), (15255, 26152), (15820, 25218), (16345, 24408), (16812, 23730), (18680, 21357), (18984, 21015), (19614, 20340)]