71449980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{10007}}^1$

素因数の和:10043

約数の個数: 96

約数和(自身を含む): 242113536

約数和(自身を除く): 170663556

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, 10007, 20014, 30021, 40028, 50035, 60042, 70049, 100070, 120084, 140098, 150105, 170119, 200140, 210147, 280196, 300210, 340238, 350245, 420294, 510357, 600420, 680476, 700490, 840588, 850595, 1020714, 1050735, 1190833, 1400980, 1701190, 2041428, 2101470, 2381666, 2551785, 3402380, 3572499, 4202940, 4763332, 5103570, 5954165, 7144998, 10207140, 11908330, 14289996, 17862495, 23816660, 35724990, 71449980]

約数ペア:

[(1, 71449980), (2, 35724990), (3, 23816660), (4, 17862495), (5, 14289996), (6, 11908330), (7, 10207140), (10, 7144998), (12, 5954165), (14, 5103570), (15, 4763332), (17, 4202940), (20, 3572499), (21, 3402380), (28, 2551785), (30, 2381666), (34, 2101470), (35, 2041428), (42, 1701190), (51, 1400980), (60, 1190833), (68, 1050735), (70, 1020714), (84, 850595), (85, 840588), (102, 700490), (105, 680476), (119, 600420), (140, 510357), (170, 420294), (204, 350245), (210, 340238), (238, 300210), (255, 280196), (340, 210147), (357, 200140), (420, 170119), (476, 150105), (510, 140098), (595, 120084), (714, 100070), (1020, 70049), (1190, 60042), (1428, 50035), (1785, 40028), (2380, 30021), (3570, 20014), (7140, 10007)]