291237804

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:221

約数の個数: 216

約数和(自身を含む): 901431440

約数和(自身を除く): 610193636

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 37, 39, 44, 52, 66, 74, 78, 99, 111, 117, 121, 132, 139, 143, 148, 156, 198, 222, 234, 242, 278, 286, 333, 363, 396, 407, 417, 429, 444, 468, 481, 484, 556, 572, 666, 726, 814, 834, 858, 962, 1089, 1221, 1251, 1287, 1332, 1443, 1452, 1529, 1573, 1628, 1668, 1716, 1807, 1924, 2178, 2442, 2502, 2574, 2886, 3058, 3146, 3614, 3663, 4329, 4356, 4477, 4587, 4719, 4884, 5004, 5143, 5148, 5291, 5421, 5772, 6116, 6292, 7228, 7326, 8658, 8954, 9174, 9438, 10286, 10582, 10842, 13431, 13761, 14157, 14652, 15429, 15873, 16263, 16819, 17316, 17908, 18348, 18876, 19877, 20572, 21164, 21684, 26862, 27522, 28314, 30858, 31746, 32526, 33638, 39754, 40293, 46287, 47619, 50457, 53724, 55044, 56573, 56628, 58201, 59631, 61716, 63492, 65052, 66859, 67276, 79508, 80586, 92574, 95238, 100914, 113146, 116402, 119262, 133718, 151371, 161172, 169719, 174603, 178893, 185148, 190476, 200577, 201828, 218647, 226292, 232804, 238524, 267436, 302742, 339438, 349206, 357786, 401154, 437294, 509157, 523809, 601731, 605484, 622303, 655941, 678876, 698412, 715572, 735449, 802308, 874588, 1018314, 1047618, 1203462, 1244606, 1311882, 1470898, 1866909, 1967823, 2036628, 2095236, 2206347, 2406924, 2489212, 2623764, 2941796, 3733818, 3935646, 4412694, 5600727, 6619041, 7467636, 7871292, 8089939, 8825388, 11201454, 13238082, 16179878, 22402908, 24269817, 26476164, 32359756, 48539634, 72809451, 97079268, 145618902, 291237804]

約数ペア:

[(1, 291237804), (2, 145618902), (3, 97079268), (4, 72809451), (6, 48539634), (9, 32359756), (11, 26476164), (12, 24269817), (13, 22402908), (18, 16179878), (22, 13238082), (26, 11201454), (33, 8825388), (36, 8089939), (37, 7871292), (39, 7467636), (44, 6619041), (52, 5600727), (66, 4412694), (74, 3935646), (78, 3733818), (99, 2941796), (111, 2623764), (117, 2489212), (121, 2406924), (132, 2206347), (139, 2095236), (143, 2036628), (148, 1967823), (156, 1866909), (198, 1470898), (222, 1311882), (234, 1244606), (242, 1203462), (278, 1047618), (286, 1018314), (333, 874588), (363, 802308), (396, 735449), (407, 715572), (417, 698412), (429, 678876), (444, 655941), (468, 622303), (481, 605484), (484, 601731), (556, 523809), (572, 509157), (666, 437294), (726, 401154), (814, 357786), (834, 349206), (858, 339438), (962, 302742), (1089, 267436), (1221, 238524), (1251, 232804), (1287, 226292), (1332, 218647), (1443, 201828), (1452, 200577), (1529, 190476), (1573, 185148), (1628, 178893), (1668, 174603), (1716, 169719), (1807, 161172), (1924, 151371), (2178, 133718), (2442, 119262), (2502, 116402), (2574, 113146), (2886, 100914), (3058, 95238), (3146, 92574), (3614, 80586), (3663, 79508), (4329, 67276), (4356, 66859), (4477, 65052), (4587, 63492), (4719, 61716), (4884, 59631), (5004, 58201), (5143, 56628), (5148, 56573), (5291, 55044), (5421, 53724), (5772, 50457), (6116, 47619), (6292, 46287), (7228, 40293), (7326, 39754), (8658, 33638), (8954, 32526), (9174, 31746), (9438, 30858), (10286, 28314), (10582, 27522), (10842, 26862), (13431, 21684), (13761, 21164), (14157, 20572), (14652, 19877), (15429, 18876), (15873, 18348), (16263, 17908), (16819, 17316)]