291270980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{14549}}^1$

素因数の和:14589

約数の個数: 96

約数和(自身を含む): 821318400

約数和(自身を除く): 530047420

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 182, 220, 260, 286, 308, 364, 385, 455, 572, 715, 770, 910, 1001, 1430, 1540, 1820, 2002, 2860, 4004, 5005, 10010, 14549, 20020, 29098, 58196, 72745, 101843, 145490, 160039, 189137, 203686, 290980, 320078, 378274, 407372, 509215, 640156, 756548, 800195, 945685, 1018430, 1120273, 1323959, 1600390, 1891370, 2036860, 2080507, 2240546, 2647918, 3200780, 3782740, 4161014, 4481092, 5295836, 5601365, 6619795, 8322028, 10402535, 11202730, 13239590, 14563549, 20805070, 22405460, 26479180, 29127098, 41610140, 58254196, 72817745, 145635490, 291270980]

約数ペア:

[(1, 291270980), (2, 145635490), (4, 72817745), (5, 58254196), (7, 41610140), (10, 29127098), (11, 26479180), (13, 22405460), (14, 20805070), (20, 14563549), (22, 13239590), (26, 11202730), (28, 10402535), (35, 8322028), (44, 6619795), (52, 5601365), (55, 5295836), (65, 4481092), (70, 4161014), (77, 3782740), (91, 3200780), (110, 2647918), (130, 2240546), (140, 2080507), (143, 2036860), (154, 1891370), (182, 1600390), (220, 1323959), (260, 1120273), (286, 1018430), (308, 945685), (364, 800195), (385, 756548), (455, 640156), (572, 509215), (715, 407372), (770, 378274), (910, 320078), (1001, 290980), (1430, 203686), (1540, 189137), (1820, 160039), (2002, 145490), (2860, 101843), (4004, 72745), (5005, 58196), (10010, 29098), (14549, 20020)]