212955780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{1399}}^1$

素因数の和:1513

約数の個数: 96

約数和(自身を含む): 620928000

約数和(自身を除く): 407972220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 59, 60, 86, 118, 129, 172, 177, 215, 236, 258, 295, 354, 430, 516, 590, 645, 708, 860, 885, 1180, 1290, 1399, 1770, 2537, 2580, 2798, 3540, 4197, 5074, 5596, 6995, 7611, 8394, 10148, 12685, 13990, 15222, 16788, 20985, 25370, 27980, 30444, 38055, 41970, 50740, 60157, 76110, 82541, 83940, 120314, 152220, 165082, 180471, 240628, 247623, 300785, 330164, 360942, 412705, 495246, 601570, 721884, 825410, 902355, 990492, 1203140, 1238115, 1650820, 1804710, 2476230, 3549263, 3609420, 4952460, 7098526, 10647789, 14197052, 17746315, 21295578, 35492630, 42591156, 53238945, 70985260, 106477890, 212955780]

約数ペア:

[(1, 212955780), (2, 106477890), (3, 70985260), (4, 53238945), (5, 42591156), (6, 35492630), (10, 21295578), (12, 17746315), (15, 14197052), (20, 10647789), (30, 7098526), (43, 4952460), (59, 3609420), (60, 3549263), (86, 2476230), (118, 1804710), (129, 1650820), (172, 1238115), (177, 1203140), (215, 990492), (236, 902355), (258, 825410), (295, 721884), (354, 601570), (430, 495246), (516, 412705), (590, 360942), (645, 330164), (708, 300785), (860, 247623), (885, 240628), (1180, 180471), (1290, 165082), (1399, 152220), (1770, 120314), (2537, 83940), (2580, 82541), (2798, 76110), (3540, 60157), (4197, 50740), (5074, 41970), (5596, 38055), (6995, 30444), (7611, 27980), (8394, 25370), (10148, 20985), (12685, 16788), (13990, 15222)]