28916800

素因数分解:

$2^6\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:117

約数の個数: 168

約数和(自身を含む): 81637632

約数和(自身を除く): 52720832

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 32, 40, 44, 50, 53, 55, 62, 64, 80, 88, 100, 106, 110, 124, 155, 160, 176, 200, 212, 220, 248, 265, 275, 310, 320, 341, 352, 400, 424, 440, 496, 530, 550, 583, 620, 682, 704, 775, 800, 848, 880, 992, 1060, 1100, 1166, 1240, 1325, 1364, 1550, 1600, 1643, 1696, 1705, 1760, 1984, 2120, 2200, 2332, 2480, 2650, 2728, 2915, 3100, 3286, 3392, 3410, 3520, 4240, 4400, 4664, 4960, 5300, 5456, 5830, 6200, 6572, 6820, 8215, 8480, 8525, 8800, 9328, 9920, 10600, 10912, 11660, 12400, 13144, 13640, 14575, 16430, 16960, 17050, 17600, 18073, 18656, 21200, 21824, 23320, 24800, 26288, 27280, 29150, 32860, 34100, 36146, 37312, 41075, 42400, 46640, 49600, 52576, 54560, 58300, 65720, 68200, 72292, 82150, 84800, 90365, 93280, 105152, 109120, 116600, 131440, 136400, 144584, 164300, 180730, 186560, 233200, 262880, 272800, 289168, 328600, 361460, 451825, 466400, 525760, 545600, 578336, 657200, 722920, 903650, 932800, 1156672, 1314400, 1445840, 1807300, 2628800, 2891680, 3614600, 5783360, 7229200, 14458400, 28916800]

約数ペア:

[(1, 28916800), (2, 14458400), (4, 7229200), (5, 5783360), (8, 3614600), (10, 2891680), (11, 2628800), (16, 1807300), (20, 1445840), (22, 1314400), (25, 1156672), (31, 932800), (32, 903650), (40, 722920), (44, 657200), (50, 578336), (53, 545600), (55, 525760), (62, 466400), (64, 451825), (80, 361460), (88, 328600), (100, 289168), (106, 272800), (110, 262880), (124, 233200), (155, 186560), (160, 180730), (176, 164300), (200, 144584), (212, 136400), (220, 131440), (248, 116600), (265, 109120), (275, 105152), (310, 93280), (320, 90365), (341, 84800), (352, 82150), (400, 72292), (424, 68200), (440, 65720), (496, 58300), (530, 54560), (550, 52576), (583, 49600), (620, 46640), (682, 42400), (704, 41075), (775, 37312), (800, 36146), (848, 34100), (880, 32860), (992, 29150), (1060, 27280), (1100, 26288), (1166, 24800), (1240, 23320), (1325, 21824), (1364, 21200), (1550, 18656), (1600, 18073), (1643, 17600), (1696, 17050), (1705, 16960), (1760, 16430), (1984, 14575), (2120, 13640), (2200, 13144), (2332, 12400), (2480, 11660), (2650, 10912), (2728, 10600), (2915, 9920), (3100, 9328), (3286, 8800), (3392, 8525), (3410, 8480), (3520, 8215), (4240, 6820), (4400, 6572), (4664, 6200), (4960, 5830), (5300, 5456)]