28780491285

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{13}}^4\times {\mathrm{457}}^1$

素因数の和:534

約数の個数: 180

約数和(自身を含む): 63004168188

約数和(自身を除く): 34223676903

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 49, 63, 65, 91, 105, 117, 147, 169, 195, 245, 273, 315, 441, 455, 457, 507, 585, 637, 735, 819, 845, 1183, 1365, 1371, 1521, 1911, 2197, 2205, 2285, 2535, 3185, 3199, 3549, 4095, 4113, 5733, 5915, 5941, 6591, 6855, 7605, 8281, 9555, 9597, 10647, 10985, 15379, 15995, 17745, 17823, 19773, 20565, 22393, 24843, 28561, 28665, 28791, 29705, 32955, 41405, 41587, 46137, 47985, 53235, 53469, 67179, 74529, 76895, 77233, 85683, 89115, 98865, 107653, 111965, 124215, 124761, 138411, 142805, 143955, 199927, 201537, 207935, 230685, 231699, 257049, 267345, 291109, 322959, 335895, 372645, 374283, 386165, 428415, 538265, 540631, 599781, 623805, 692055, 695097, 873327, 968877, 999635, 1004029, 1007685, 1158495, 1285245, 1399489, 1455545, 1614795, 1621893, 1799343, 1871415, 2619981, 2703155, 2998905, 3012087, 3475485, 3784417, 4198467, 4366635, 4844385, 4865679, 5020145, 6997445, 7028203, 8109465, 8996715, 9036261, 11353251, 12595401, 13052377, 13099905, 15060435, 18922085, 20992335, 21084609, 24328395, 34059753, 35141015, 39157131, 45181305, 49197421, 56766255, 62977005, 63253827, 65261885, 91366639, 105423045, 117471393, 147592263, 170298765, 195785655, 245987105, 274099917, 316269135, 442776789, 456833195, 587356965, 639566473, 737961315, 822299751, 1370499585, 1918699419, 2213883945, 3197832365, 4111498755, 5756098257, 9593497095, 28780491285]

約数ペア:

[(1, 28780491285), (3, 9593497095), (5, 5756098257), (7, 4111498755), (9, 3197832365), (13, 2213883945), (15, 1918699419), (21, 1370499585), (35, 822299751), (39, 737961315), (45, 639566473), (49, 587356965), (63, 456833195), (65, 442776789), (91, 316269135), (105, 274099917), (117, 245987105), (147, 195785655), (169, 170298765), (195, 147592263), (245, 117471393), (273, 105423045), (315, 91366639), (441, 65261885), (455, 63253827), (457, 62977005), (507, 56766255), (585, 49197421), (637, 45181305), (735, 39157131), (819, 35141015), (845, 34059753), (1183, 24328395), (1365, 21084609), (1371, 20992335), (1521, 18922085), (1911, 15060435), (2197, 13099905), (2205, 13052377), (2285, 12595401), (2535, 11353251), (3185, 9036261), (3199, 8996715), (3549, 8109465), (4095, 7028203), (4113, 6997445), (5733, 5020145), (5915, 4865679), (5941, 4844385), (6591, 4366635), (6855, 4198467), (7605, 3784417), (8281, 3475485), (9555, 3012087), (9597, 2998905), (10647, 2703155), (10985, 2619981), (15379, 1871415), (15995, 1799343), (17745, 1621893), (17823, 1614795), (19773, 1455545), (20565, 1399489), (22393, 1285245), (24843, 1158495), (28561, 1007685), (28665, 1004029), (28791, 999635), (29705, 968877), (32955, 873327), (41405, 695097), (41587, 692055), (46137, 623805), (47985, 599781), (53235, 540631), (53469, 538265), (67179, 428415), (74529, 386165), (76895, 374283), (77233, 372645), (85683, 335895), (89115, 322959), (98865, 291109), (107653, 267345), (111965, 257049), (124215, 231699), (124761, 230685), (138411, 207935), (142805, 201537), (143955, 199927)]