640964005344

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1348013}}^1$

素因数の和:1348169

約数の個数: 144

約数和(自身を含む): 1978410051072

約数和(自身を除く): 1337446045728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 127, 144, 156, 208, 234, 254, 288, 312, 381, 416, 468, 508, 624, 762, 936, 1016, 1143, 1248, 1524, 1651, 1872, 2032, 2286, 3048, 3302, 3744, 4064, 4572, 4953, 6096, 6604, 9144, 9906, 12192, 13208, 14859, 18288, 19812, 26416, 29718, 36576, 39624, 52832, 59436, 79248, 118872, 158496, 237744, 475488, 1348013, 2696026, 4044039, 5392052, 8088078, 10784104, 12132117, 16176156, 17524169, 21568208, 24264234, 32352312, 35048338, 43136416, 48528468, 52572507, 64704624, 70096676, 97056936, 105145014, 129409248, 140193352, 157717521, 171197651, 194113872, 210290028, 280386704, 315435042, 342395302, 388227744, 420580056, 513592953, 560773408, 630870084, 684790604, 841160112, 1027185906, 1261740168, 1369581208, 1540778859, 1682320224, 2054371812, 2225569463, 2523480336, 2739162416, 3081557718, 4108743624, 4451138926, 5046960672, 5478324832, 6163115436, 6676708389, 8217487248, 8902277852, 12326230872, 13353416778, 16434974496, 17804555704, 20030125167, 24652461744, 26706833556, 35609111408, 40060250334, 49304923488, 53413667112, 71218222816, 80120500668, 106827334224, 160241001336, 213654668448, 320482002672, 640964005344]

約数ペア:

[(1, 640964005344), (2, 320482002672), (3, 213654668448), (4, 160241001336), (6, 106827334224), (8, 80120500668), (9, 71218222816), (12, 53413667112), (13, 49304923488), (16, 40060250334), (18, 35609111408), (24, 26706833556), (26, 24652461744), (32, 20030125167), (36, 17804555704), (39, 16434974496), (48, 13353416778), (52, 12326230872), (72, 8902277852), (78, 8217487248), (96, 6676708389), (104, 6163115436), (117, 5478324832), (127, 5046960672), (144, 4451138926), (156, 4108743624), (208, 3081557718), (234, 2739162416), (254, 2523480336), (288, 2225569463), (312, 2054371812), (381, 1682320224), (416, 1540778859), (468, 1369581208), (508, 1261740168), (624, 1027185906), (762, 841160112), (936, 684790604), (1016, 630870084), (1143, 560773408), (1248, 513592953), (1524, 420580056), (1651, 388227744), (1872, 342395302), (2032, 315435042), (2286, 280386704), (3048, 210290028), (3302, 194113872), (3744, 171197651), (4064, 157717521), (4572, 140193352), (4953, 129409248), (6096, 105145014), (6604, 97056936), (9144, 70096676), (9906, 64704624), (12192, 52572507), (13208, 48528468), (14859, 43136416), (18288, 35048338), (19812, 32352312), (26416, 24264234), (29718, 21568208), (36576, 17524169), (39624, 16176156), (52832, 12132117), (59436, 10784104), (79248, 8088078), (118872, 5392052), (158496, 4044039), (237744, 2696026), (475488, 1348013)]