289219980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{40507}}^1$

素因数の和:40543

約数の個数: 96

約数和(自身を含む): 979969536

約数和(自身を除く): 690749556

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 3570, 7140, 40507, 81014, 121521, 162028, 202535, 243042, 283549, 405070, 486084, 567098, 607605, 688619, 810140, 850647, 1134196, 1215210, 1377238, 1417745, 1701294, 2065857, 2430420, 2754476, 2835490, 3402588, 3443095, 4131714, 4253235, 4820333, 5670980, 6886190, 8263428, 8506470, 9640666, 10329285, 13772380, 14460999, 17012940, 19281332, 20658570, 24101665, 28921998, 41317140, 48203330, 57843996, 72304995, 96406660, 144609990, 289219980]

約数ペア:

[(1, 289219980), (2, 144609990), (3, 96406660), (4, 72304995), (5, 57843996), (6, 48203330), (7, 41317140), (10, 28921998), (12, 24101665), (14, 20658570), (15, 19281332), (17, 17012940), (20, 14460999), (21, 13772380), (28, 10329285), (30, 9640666), (34, 8506470), (35, 8263428), (42, 6886190), (51, 5670980), (60, 4820333), (68, 4253235), (70, 4131714), (84, 3443095), (85, 3402588), (102, 2835490), (105, 2754476), (119, 2430420), (140, 2065857), (170, 1701294), (204, 1417745), (210, 1377238), (238, 1215210), (255, 1134196), (340, 850647), (357, 810140), (420, 688619), (476, 607605), (510, 567098), (595, 486084), (714, 405070), (1020, 283549), (1190, 243042), (1428, 202535), (1785, 162028), (2380, 121521), (3570, 81014), (7140, 40507)]