2158657956

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^3\times {\mathrm{557}}^1$

素因数の和:620

約数の個数: 216

約数和(自身を含む): 6888543480

約数和(自身を除く): 4729885524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 78, 84, 91, 98, 117, 126, 147, 156, 169, 182, 196, 234, 252, 273, 294, 338, 364, 441, 468, 507, 546, 557, 588, 637, 676, 819, 882, 1014, 1092, 1114, 1183, 1274, 1521, 1638, 1671, 1764, 1911, 2028, 2197, 2228, 2366, 2548, 3042, 3276, 3342, 3549, 3822, 3899, 4394, 4732, 5013, 5733, 6084, 6591, 6684, 7098, 7241, 7644, 7798, 8281, 8788, 10026, 10647, 11466, 11697, 13182, 14196, 14482, 15379, 15596, 16562, 19773, 20052, 21294, 21723, 22932, 23394, 24843, 26364, 27293, 28964, 30758, 33124, 35091, 39546, 42588, 43446, 46137, 46788, 49686, 50687, 54586, 61516, 65169, 70182, 74529, 79092, 81879, 86892, 92274, 94133, 99372, 101374, 107653, 109172, 130338, 138411, 140364, 149058, 152061, 163758, 184548, 188266, 202748, 215306, 245637, 260676, 276822, 282399, 298116, 304122, 322959, 327516, 354809, 376532, 430612, 456183, 491274, 553644, 564798, 608244, 645918, 658931, 709618, 847197, 912366, 968877, 982548, 1064427, 1129596, 1223729, 1291836, 1317862, 1419236, 1694394, 1824732, 1937754, 1976793, 2128854, 2447458, 2635724, 3193281, 3388788, 3671187, 3875508, 3953586, 4257708, 4612517, 4894916, 5930379, 6386562, 7342374, 7907172, 8566103, 9225034, 11013561, 11860758, 12773124, 13837551, 14684748, 17132206, 18450068, 22027122, 23721516, 25698309, 27675102, 34264412, 41512653, 44054244, 51396618, 55350204, 59962721, 77094927, 83025306, 102793236, 119925442, 154189854, 166050612, 179888163, 239850884, 308379708, 359776326, 539664489, 719552652, 1079328978, 2158657956]

約数ペア:

[(1, 2158657956), (2, 1079328978), (3, 719552652), (4, 539664489), (6, 359776326), (7, 308379708), (9, 239850884), (12, 179888163), (13, 166050612), (14, 154189854), (18, 119925442), (21, 102793236), (26, 83025306), (28, 77094927), (36, 59962721), (39, 55350204), (42, 51396618), (49, 44054244), (52, 41512653), (63, 34264412), (78, 27675102), (84, 25698309), (91, 23721516), (98, 22027122), (117, 18450068), (126, 17132206), (147, 14684748), (156, 13837551), (169, 12773124), (182, 11860758), (196, 11013561), (234, 9225034), (252, 8566103), (273, 7907172), (294, 7342374), (338, 6386562), (364, 5930379), (441, 4894916), (468, 4612517), (507, 4257708), (546, 3953586), (557, 3875508), (588, 3671187), (637, 3388788), (676, 3193281), (819, 2635724), (882, 2447458), (1014, 2128854), (1092, 1976793), (1114, 1937754), (1183, 1824732), (1274, 1694394), (1521, 1419236), (1638, 1317862), (1671, 1291836), (1764, 1223729), (1911, 1129596), (2028, 1064427), (2197, 982548), (2228, 968877), (2366, 912366), (2548, 847197), (3042, 709618), (3276, 658931), (3342, 645918), (3549, 608244), (3822, 564798), (3899, 553644), (4394, 491274), (4732, 456183), (5013, 430612), (5733, 376532), (6084, 354809), (6591, 327516), (6684, 322959), (7098, 304122), (7241, 298116), (7644, 282399), (7798, 276822), (8281, 260676), (8788, 245637), (10026, 215306), (10647, 202748), (11466, 188266), (11697, 184548), (13182, 163758), (14196, 152061), (14482, 149058), (15379, 140364), (15596, 138411), (16562, 130338), (19773, 109172), (20052, 107653), (21294, 101374), (21723, 99372), (22932, 94133), (23394, 92274), (24843, 86892), (26364, 81879), (27293, 79092), (28964, 74529), (30758, 70182), (33124, 65169), (35091, 61516), (39546, 54586), (42588, 50687), (43446, 49686), (46137, 46788)]