7684446640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2477}}^1$

素因数の和:2679

約数の個数: 160

約数和(自身を含む): 20390569920

約数和(自身を除く): 12706123280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 157, 190, 208, 247, 260, 304, 314, 380, 494, 520, 628, 760, 785, 988, 1040, 1235, 1256, 1520, 1570, 1976, 2041, 2470, 2477, 2512, 2983, 3140, 3952, 4082, 4940, 4954, 5966, 6280, 8164, 9880, 9908, 10205, 11932, 12385, 12560, 14915, 16328, 19760, 19816, 20410, 23864, 24770, 29830, 32201, 32656, 38779, 39632, 40820, 47063, 47728, 49540, 59660, 64402, 77558, 81640, 94126, 99080, 119320, 128804, 155116, 161005, 163280, 188252, 193895, 198160, 235315, 238640, 257608, 310232, 322010, 376504, 387790, 388889, 470630, 515216, 611819, 620464, 644020, 753008, 775580, 777778, 941260, 1223638, 1288040, 1551160, 1555556, 1882520, 1944445, 2447276, 2576080, 3059095, 3102320, 3111112, 3765040, 3888890, 4894552, 5055557, 6118190, 6222224, 7388891, 7777780, 9789104, 10111114, 12236380, 14777782, 15555560, 20222228, 24472760, 25277785, 29555564, 31111120, 36944455, 40444456, 48945520, 50555570, 59111128, 73888910, 80888912, 96055583, 101111140, 118222256, 147777820, 192111166, 202222280, 295555640, 384222332, 404444560, 480277915, 591111280, 768444664, 960555830, 1536889328, 1921111660, 3842223320, 7684446640]

約数ペア:

[(1, 7684446640), (2, 3842223320), (4, 1921111660), (5, 1536889328), (8, 960555830), (10, 768444664), (13, 591111280), (16, 480277915), (19, 404444560), (20, 384222332), (26, 295555640), (38, 202222280), (40, 192111166), (52, 147777820), (65, 118222256), (76, 101111140), (80, 96055583), (95, 80888912), (104, 73888910), (130, 59111128), (152, 50555570), (157, 48945520), (190, 40444456), (208, 36944455), (247, 31111120), (260, 29555564), (304, 25277785), (314, 24472760), (380, 20222228), (494, 15555560), (520, 14777782), (628, 12236380), (760, 10111114), (785, 9789104), (988, 7777780), (1040, 7388891), (1235, 6222224), (1256, 6118190), (1520, 5055557), (1570, 4894552), (1976, 3888890), (2041, 3765040), (2470, 3111112), (2477, 3102320), (2512, 3059095), (2983, 2576080), (3140, 2447276), (3952, 1944445), (4082, 1882520), (4940, 1555556), (4954, 1551160), (5966, 1288040), (6280, 1223638), (8164, 941260), (9880, 777778), (9908, 775580), (10205, 753008), (11932, 644020), (12385, 620464), (12560, 611819), (14915, 515216), (16328, 470630), (19760, 388889), (19816, 387790), (20410, 376504), (23864, 322010), (24770, 310232), (29830, 257608), (32201, 238640), (32656, 235315), (38779, 198160), (39632, 193895), (40820, 188252), (47063, 163280), (47728, 161005), (49540, 155116), (59660, 128804), (64402, 119320), (77558, 99080), (81640, 94126)]