78384460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2213}}^1$

素因数の和:2263

約数の個数: 96

約数和(自身を含む): 214244352

約数和(自身を除く): 135859892

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 28, 35, 44, 46, 55, 70, 77, 92, 110, 115, 140, 154, 161, 220, 230, 253, 308, 322, 385, 460, 506, 644, 770, 805, 1012, 1265, 1540, 1610, 1771, 2213, 2530, 3220, 3542, 4426, 5060, 7084, 8852, 8855, 11065, 15491, 17710, 22130, 24343, 30982, 35420, 44260, 48686, 50899, 61964, 77455, 97372, 101798, 121715, 154910, 170401, 203596, 243430, 254495, 309820, 340802, 356293, 486860, 508990, 559889, 681604, 712586, 852005, 1017980, 1119778, 1425172, 1704010, 1781465, 2239556, 2799445, 3408020, 3562930, 3919223, 5598890, 7125860, 7838446, 11197780, 15676892, 19596115, 39192230, 78384460]

約数ペア:

[(1, 78384460), (2, 39192230), (4, 19596115), (5, 15676892), (7, 11197780), (10, 7838446), (11, 7125860), (14, 5598890), (20, 3919223), (22, 3562930), (23, 3408020), (28, 2799445), (35, 2239556), (44, 1781465), (46, 1704010), (55, 1425172), (70, 1119778), (77, 1017980), (92, 852005), (110, 712586), (115, 681604), (140, 559889), (154, 508990), (161, 486860), (220, 356293), (230, 340802), (253, 309820), (308, 254495), (322, 243430), (385, 203596), (460, 170401), (506, 154910), (644, 121715), (770, 101798), (805, 97372), (1012, 77455), (1265, 61964), (1540, 50899), (1610, 48686), (1771, 44260), (2213, 35420), (2530, 30982), (3220, 24343), (3542, 22130), (4426, 17710), (5060, 15491), (7084, 11065), (8852, 8855)]