30969750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1$

素因数の和:391

約数の個数: 128

約数和(自身を含む): 93809664

約数和(自身を除く): 62839914

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 25, 30, 34, 35, 42, 50, 51, 70, 75, 85, 102, 105, 119, 125, 150, 170, 175, 210, 238, 250, 255, 347, 350, 357, 375, 425, 510, 525, 595, 694, 714, 750, 850, 875, 1041, 1050, 1190, 1275, 1735, 1750, 1785, 2082, 2125, 2429, 2550, 2625, 2975, 3470, 3570, 4250, 4858, 5205, 5250, 5899, 5950, 6375, 7287, 8675, 8925, 10410, 11798, 12145, 12750, 14574, 14875, 17350, 17697, 17850, 24290, 26025, 29495, 29750, 35394, 36435, 41293, 43375, 44625, 52050, 58990, 60725, 72870, 82586, 86750, 88485, 89250, 121450, 123879, 130125, 147475, 176970, 182175, 206465, 247758, 260250, 294950, 303625, 364350, 412930, 442425, 607250, 619395, 737375, 884850, 910875, 1032325, 1238790, 1474750, 1821750, 2064650, 2212125, 3096975, 4424250, 5161625, 6193950, 10323250, 15484875, 30969750]

約数ペア:

[(1, 30969750), (2, 15484875), (3, 10323250), (5, 6193950), (6, 5161625), (7, 4424250), (10, 3096975), (14, 2212125), (15, 2064650), (17, 1821750), (21, 1474750), (25, 1238790), (30, 1032325), (34, 910875), (35, 884850), (42, 737375), (50, 619395), (51, 607250), (70, 442425), (75, 412930), (85, 364350), (102, 303625), (105, 294950), (119, 260250), (125, 247758), (150, 206465), (170, 182175), (175, 176970), (210, 147475), (238, 130125), (250, 123879), (255, 121450), (347, 89250), (350, 88485), (357, 86750), (375, 82586), (425, 72870), (510, 60725), (525, 58990), (595, 52050), (694, 44625), (714, 43375), (750, 41293), (850, 36435), (875, 35394), (1041, 29750), (1050, 29495), (1190, 26025), (1275, 24290), (1735, 17850), (1750, 17697), (1785, 17350), (2082, 14875), (2125, 14574), (2429, 12750), (2550, 12145), (2625, 11798), (2975, 10410), (3470, 8925), (3570, 8675), (4250, 7287), (4858, 6375), (5205, 5950), (5250, 5899)]