421518300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{200723}}^1$

素因数の和:200747

約数の個数: 72

約数和(自身を含む): 1393827456

約数和(自身を除く): 972309156

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 200723, 401446, 602169, 802892, 1003615, 1204338, 1405061, 2007230, 2408676, 2810122, 3010845, 4014460, 4215183, 5018075, 5620244, 6021690, 7025305, 8430366, 10036150, 12043380, 14050610, 15054225, 16860732, 20072300, 21075915, 28101220, 30108450, 35126525, 42151830, 60216900, 70253050, 84303660, 105379575, 140506100, 210759150, 421518300]

約数ペア:

[(1, 421518300), (2, 210759150), (3, 140506100), (4, 105379575), (5, 84303660), (6, 70253050), (7, 60216900), (10, 42151830), (12, 35126525), (14, 30108450), (15, 28101220), (20, 21075915), (21, 20072300), (25, 16860732), (28, 15054225), (30, 14050610), (35, 12043380), (42, 10036150), (50, 8430366), (60, 7025305), (70, 6021690), (75, 5620244), (84, 5018075), (100, 4215183), (105, 4014460), (140, 3010845), (150, 2810122), (175, 2408676), (210, 2007230), (300, 1405061), (350, 1204338), (420, 1003615), (525, 802892), (700, 602169), (1050, 401446), (2100, 200723)]