253218546

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:221

約数の個数: 144

約数和(自身を含む): 683242560

約数和(自身を除く): 430024014

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 29, 42, 46, 58, 63, 69, 87, 126, 131, 138, 161, 174, 203, 207, 261, 262, 322, 393, 406, 414, 483, 522, 529, 609, 667, 786, 917, 966, 1058, 1179, 1218, 1334, 1449, 1587, 1827, 1834, 2001, 2358, 2751, 2898, 3013, 3174, 3654, 3703, 3799, 4002, 4669, 4761, 5502, 6003, 6026, 7406, 7598, 8253, 9039, 9338, 9522, 11109, 11397, 12006, 14007, 15341, 16506, 18078, 21091, 22218, 22794, 26593, 27117, 28014, 30682, 33327, 34191, 42021, 42182, 46023, 53186, 54234, 63273, 66654, 68382, 69299, 79779, 84042, 87377, 92046, 107387, 126546, 138069, 138598, 159558, 174754, 189819, 207897, 214774, 239337, 262131, 276138, 322161, 379638, 415794, 478674, 485093, 524262, 611639, 623691, 644322, 786393, 966483, 970186, 1223278, 1247382, 1455279, 1572786, 1834917, 1932966, 2009671, 2910558, 3669834, 4019342, 4365837, 5504751, 6029013, 8731674, 11009502, 12058026, 14067697, 18087039, 28135394, 36174078, 42203091, 84406182, 126609273, 253218546]

約数ペア:

[(1, 253218546), (2, 126609273), (3, 84406182), (6, 42203091), (7, 36174078), (9, 28135394), (14, 18087039), (18, 14067697), (21, 12058026), (23, 11009502), (29, 8731674), (42, 6029013), (46, 5504751), (58, 4365837), (63, 4019342), (69, 3669834), (87, 2910558), (126, 2009671), (131, 1932966), (138, 1834917), (161, 1572786), (174, 1455279), (203, 1247382), (207, 1223278), (261, 970186), (262, 966483), (322, 786393), (393, 644322), (406, 623691), (414, 611639), (483, 524262), (522, 485093), (529, 478674), (609, 415794), (667, 379638), (786, 322161), (917, 276138), (966, 262131), (1058, 239337), (1179, 214774), (1218, 207897), (1334, 189819), (1449, 174754), (1587, 159558), (1827, 138598), (1834, 138069), (2001, 126546), (2358, 107387), (2751, 92046), (2898, 87377), (3013, 84042), (3174, 79779), (3654, 69299), (3703, 68382), (3799, 66654), (4002, 63273), (4669, 54234), (4761, 53186), (5502, 46023), (6003, 42182), (6026, 42021), (7406, 34191), (7598, 33327), (8253, 30682), (9039, 28014), (9338, 27117), (9522, 26593), (11109, 22794), (11397, 22218), (12006, 21091), (14007, 18078), (15341, 16506)]