630228720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{238723}}^1$

素因数の和:238750

約数の個数: 80

約数和(自身を含む): 2131327872

約数和(自身を除く): 1501099152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 238723, 477446, 716169, 954892, 1193615, 1432338, 1909784, 2387230, 2625953, 2864676, 3580845, 3819568, 4774460, 5251906, 5729352, 7161690, 7877859, 9548920, 10503812, 11458704, 13129765, 14323380, 15755718, 19097840, 21007624, 26259530, 28646760, 31511436, 39389295, 42015248, 52519060, 57293520, 63022872, 78778590, 105038120, 126045744, 157557180, 210076240, 315114360, 630228720]

約数ペア:

[(1, 630228720), (2, 315114360), (3, 210076240), (4, 157557180), (5, 126045744), (6, 105038120), (8, 78778590), (10, 63022872), (11, 57293520), (12, 52519060), (15, 42015248), (16, 39389295), (20, 31511436), (22, 28646760), (24, 26259530), (30, 21007624), (33, 19097840), (40, 15755718), (44, 14323380), (48, 13129765), (55, 11458704), (60, 10503812), (66, 9548920), (80, 7877859), (88, 7161690), (110, 5729352), (120, 5251906), (132, 4774460), (165, 3819568), (176, 3580845), (220, 2864676), (240, 2625953), (264, 2387230), (330, 1909784), (440, 1432338), (528, 1193615), (660, 954892), (880, 716169), (1320, 477446), (2640, 238723)]