71777808

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:409

約数の個数: 120

約数和(自身を含む): 215443800

約数和(自身を除く): 143665992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 102, 109, 136, 144, 153, 204, 218, 269, 272, 306, 327, 408, 436, 538, 612, 654, 807, 816, 872, 981, 1076, 1224, 1308, 1614, 1744, 1853, 1962, 2152, 2421, 2448, 2616, 3228, 3706, 3924, 4304, 4573, 4842, 5232, 5559, 6456, 7412, 7848, 9146, 9684, 11118, 12912, 13719, 14824, 15696, 16677, 18292, 19368, 22236, 27438, 29321, 29648, 33354, 36584, 38736, 41157, 44472, 54876, 58642, 66708, 73168, 82314, 87963, 88944, 109752, 117284, 133416, 164628, 175926, 219504, 234568, 263889, 266832, 329256, 351852, 469136, 498457, 527778, 658512, 703704, 996914, 1055556, 1407408, 1495371, 1993828, 2111112, 2990742, 3987656, 4222224, 4486113, 5981484, 7975312, 8972226, 11962968, 17944452, 23925936, 35888904, 71777808]

約数ペア:

[(1, 71777808), (2, 35888904), (3, 23925936), (4, 17944452), (6, 11962968), (8, 8972226), (9, 7975312), (12, 5981484), (16, 4486113), (17, 4222224), (18, 3987656), (24, 2990742), (34, 2111112), (36, 1993828), (48, 1495371), (51, 1407408), (68, 1055556), (72, 996914), (102, 703704), (109, 658512), (136, 527778), (144, 498457), (153, 469136), (204, 351852), (218, 329256), (269, 266832), (272, 263889), (306, 234568), (327, 219504), (408, 175926), (436, 164628), (538, 133416), (612, 117284), (654, 109752), (807, 88944), (816, 87963), (872, 82314), (981, 73168), (1076, 66708), (1224, 58642), (1308, 54876), (1614, 44472), (1744, 41157), (1853, 38736), (1962, 36584), (2152, 33354), (2421, 29648), (2448, 29321), (2616, 27438), (3228, 22236), (3706, 19368), (3924, 18292), (4304, 16677), (4573, 15696), (4842, 14824), (5232, 13719), (5559, 12912), (6456, 11118), (7412, 9684), (7848, 9146)]