489921012

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:271

約数の個数: 216

約数和(自身を含む): 1524355560

約数和(自身を除く): 1034434548

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 49, 58, 61, 63, 84, 87, 98, 116, 122, 126, 147, 157, 174, 183, 196, 203, 244, 252, 261, 294, 314, 348, 366, 406, 427, 441, 471, 522, 549, 588, 609, 628, 732, 812, 854, 882, 942, 1044, 1098, 1099, 1218, 1281, 1413, 1421, 1708, 1764, 1769, 1827, 1884, 2196, 2198, 2436, 2562, 2826, 2842, 2989, 3297, 3538, 3654, 3843, 4263, 4396, 4553, 5124, 5307, 5652, 5684, 5978, 6594, 7076, 7308, 7686, 7693, 8526, 8967, 9106, 9577, 9891, 10614, 11956, 12383, 12789, 13188, 13659, 15372, 15386, 15921, 17052, 17934, 18212, 19154, 19782, 21228, 23079, 24766, 25578, 26901, 27318, 28731, 30772, 31842, 31871, 35868, 37149, 38308, 39564, 40977, 46158, 49532, 51156, 53802, 54636, 57462, 63684, 63742, 67039, 69237, 74298, 81954, 86193, 86681, 92316, 95613, 107604, 111447, 114924, 127484, 134078, 138474, 148596, 163908, 172386, 173362, 191226, 201117, 222894, 223097, 260043, 268156, 276948, 277733, 286839, 344772, 346724, 382452, 402234, 445788, 446194, 469273, 520086, 555466, 573678, 603351, 669291, 780129, 804468, 833199, 892388, 938546, 1040172, 1110932, 1147356, 1206702, 1338582, 1407819, 1560258, 1666398, 1877092, 1944131, 2007873, 2413404, 2499597, 2677164, 2815638, 3120516, 3332796, 3888262, 4015746, 4223457, 4999194, 5631276, 5832393, 7776524, 8031492, 8446914, 9998388, 11664786, 13608917, 16893828, 17497179, 23329572, 27217834, 34994358, 40826751, 54435668, 69988716, 81653502, 122480253, 163307004, 244960506, 489921012]

約数ペア:

[(1, 489921012), (2, 244960506), (3, 163307004), (4, 122480253), (6, 81653502), (7, 69988716), (9, 54435668), (12, 40826751), (14, 34994358), (18, 27217834), (21, 23329572), (28, 17497179), (29, 16893828), (36, 13608917), (42, 11664786), (49, 9998388), (58, 8446914), (61, 8031492), (63, 7776524), (84, 5832393), (87, 5631276), (98, 4999194), (116, 4223457), (122, 4015746), (126, 3888262), (147, 3332796), (157, 3120516), (174, 2815638), (183, 2677164), (196, 2499597), (203, 2413404), (244, 2007873), (252, 1944131), (261, 1877092), (294, 1666398), (314, 1560258), (348, 1407819), (366, 1338582), (406, 1206702), (427, 1147356), (441, 1110932), (471, 1040172), (522, 938546), (549, 892388), (588, 833199), (609, 804468), (628, 780129), (732, 669291), (812, 603351), (854, 573678), (882, 555466), (942, 520086), (1044, 469273), (1098, 446194), (1099, 445788), (1218, 402234), (1281, 382452), (1413, 346724), (1421, 344772), (1708, 286839), (1764, 277733), (1769, 276948), (1827, 268156), (1884, 260043), (2196, 223097), (2198, 222894), (2436, 201117), (2562, 191226), (2826, 173362), (2842, 172386), (2989, 163908), (3297, 148596), (3538, 138474), (3654, 134078), (3843, 127484), (4263, 114924), (4396, 111447), (4553, 107604), (5124, 95613), (5307, 92316), (5652, 86681), (5684, 86193), (5978, 81954), (6594, 74298), (7076, 69237), (7308, 67039), (7686, 63742), (7693, 63684), (8526, 57462), (8967, 54636), (9106, 53802), (9577, 51156), (9891, 49532), (10614, 46158), (11956, 40977), (12383, 39564), (12789, 38308), (13188, 37149), (13659, 35868), (15372, 31871), (15386, 31842), (15921, 30772), (17052, 28731), (17934, 27318), (18212, 26901), (19154, 25578), (19782, 24766), (21228, 23079)]