2779663360

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:350

約数の個数: 176

約数和(自身を含む): 6998971392

約数和(自身を除く): 4219308032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 83, 124, 128, 155, 160, 166, 211, 248, 256, 310, 320, 332, 415, 422, 496, 512, 620, 640, 664, 830, 844, 992, 1024, 1055, 1240, 1280, 1328, 1660, 1688, 1984, 2110, 2480, 2560, 2573, 2656, 3320, 3376, 3968, 4220, 4960, 5120, 5146, 5312, 6541, 6640, 6752, 7936, 8440, 9920, 10292, 10624, 12865, 13082, 13280, 13504, 15872, 16880, 17513, 19840, 20584, 21248, 25730, 26164, 26560, 27008, 31744, 32705, 33760, 35026, 39680, 41168, 42496, 51460, 52328, 53120, 54016, 65410, 67520, 70052, 79360, 82336, 84992, 87565, 102920, 104656, 106240, 108032, 130820, 135040, 140104, 158720, 164672, 175130, 205840, 209312, 212480, 216064, 261640, 270080, 280208, 329344, 350260, 411680, 418624, 424960, 523280, 540160, 542903, 560416, 658688, 700520, 823360, 837248, 1046560, 1080320, 1085806, 1120832, 1317376, 1401040, 1646720, 1674496, 2093120, 2171612, 2241664, 2634752, 2714515, 2802080, 3293440, 3348992, 4186240, 4343224, 4483328, 5429030, 5604160, 6586880, 6697984, 8372480, 8686448, 8966656, 10858060, 11208320, 13173760, 16744960, 17372896, 17933312, 21716120, 22416640, 33489920, 34745792, 43432240, 44833280, 69491584, 86864480, 89666560, 138983168, 173728960, 277966336, 347457920, 555932672, 694915840, 1389831680, 2779663360]

約数ペア:

[(1, 2779663360), (2, 1389831680), (4, 694915840), (5, 555932672), (8, 347457920), (10, 277966336), (16, 173728960), (20, 138983168), (31, 89666560), (32, 86864480), (40, 69491584), (62, 44833280), (64, 43432240), (80, 34745792), (83, 33489920), (124, 22416640), (128, 21716120), (155, 17933312), (160, 17372896), (166, 16744960), (211, 13173760), (248, 11208320), (256, 10858060), (310, 8966656), (320, 8686448), (332, 8372480), (415, 6697984), (422, 6586880), (496, 5604160), (512, 5429030), (620, 4483328), (640, 4343224), (664, 4186240), (830, 3348992), (844, 3293440), (992, 2802080), (1024, 2714515), (1055, 2634752), (1240, 2241664), (1280, 2171612), (1328, 2093120), (1660, 1674496), (1688, 1646720), (1984, 1401040), (2110, 1317376), (2480, 1120832), (2560, 1085806), (2573, 1080320), (2656, 1046560), (3320, 837248), (3376, 823360), (3968, 700520), (4220, 658688), (4960, 560416), (5120, 542903), (5146, 540160), (5312, 523280), (6541, 424960), (6640, 418624), (6752, 411680), (7936, 350260), (8440, 329344), (9920, 280208), (10292, 270080), (10624, 261640), (12865, 216064), (13082, 212480), (13280, 209312), (13504, 205840), (15872, 175130), (16880, 164672), (17513, 158720), (19840, 140104), (20584, 135040), (21248, 130820), (25730, 108032), (26164, 106240), (26560, 104656), (27008, 102920), (31744, 87565), (32705, 84992), (33760, 82336), (35026, 79360), (39680, 70052), (41168, 67520), (42496, 65410), (51460, 54016), (52328, 53120)]