78668040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{977}}^1$

素因数の和:1063

約数の個数: 128

約数和(自身を含む): 261947520

約数和(自身を除く): 183279480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 61, 66, 88, 110, 120, 122, 132, 165, 183, 220, 244, 264, 305, 330, 366, 440, 488, 610, 660, 671, 732, 915, 977, 1220, 1320, 1342, 1464, 1830, 1954, 2013, 2440, 2684, 2931, 3355, 3660, 3908, 4026, 4885, 5368, 5862, 6710, 7320, 7816, 8052, 9770, 10065, 10747, 11724, 13420, 14655, 16104, 19540, 20130, 21494, 23448, 26840, 29310, 32241, 39080, 40260, 42988, 53735, 58620, 59597, 64482, 80520, 85976, 107470, 117240, 119194, 128964, 161205, 178791, 214940, 238388, 257928, 297985, 322410, 357582, 429880, 476776, 595970, 644820, 655567, 715164, 893955, 1191940, 1289640, 1311134, 1430328, 1787910, 1966701, 2383880, 2622268, 3277835, 3575820, 3933402, 5244536, 6555670, 7151640, 7866804, 9833505, 13111340, 15733608, 19667010, 26222680, 39334020, 78668040]

約数ペア:

[(1, 78668040), (2, 39334020), (3, 26222680), (4, 19667010), (5, 15733608), (6, 13111340), (8, 9833505), (10, 7866804), (11, 7151640), (12, 6555670), (15, 5244536), (20, 3933402), (22, 3575820), (24, 3277835), (30, 2622268), (33, 2383880), (40, 1966701), (44, 1787910), (55, 1430328), (60, 1311134), (61, 1289640), (66, 1191940), (88, 893955), (110, 715164), (120, 655567), (122, 644820), (132, 595970), (165, 476776), (183, 429880), (220, 357582), (244, 322410), (264, 297985), (305, 257928), (330, 238388), (366, 214940), (440, 178791), (488, 161205), (610, 128964), (660, 119194), (671, 117240), (732, 107470), (915, 85976), (977, 80520), (1220, 64482), (1320, 59597), (1342, 58620), (1464, 53735), (1830, 42988), (1954, 40260), (2013, 39080), (2440, 32241), (2684, 29310), (2931, 26840), (3355, 23448), (3660, 21494), (3908, 20130), (4026, 19540), (4885, 16104), (5368, 14655), (5862, 13420), (6710, 11724), (7320, 10747), (7816, 10065), (8052, 9770)]