1605258720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{85751}}^1$

素因数の和:85785

約数の個数: 144

約数和(自身を含む): 5899394592

約数和(自身を除く): 4294135872

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 85751, 171502, 257253, 343004, 428755, 514506, 686008, 771759, 857510, 1029012, 1114763, 1286265, 1372016, 1543518, 1715020, 2058024, 2229526, 2572530, 2744032, 3087036, 3344289, 3430040, 3858795, 4116048, 4459052, 5145060, 5573815, 6174072, 6688578, 6860080, 7717590, 8232096, 8918104, 10032867, 10290120, 11147630, 12348144, 13377156, 13720160, 15435180, 16721445, 17836208, 20065734, 20580240, 22295260, 24696288, 26754312, 30870360, 33442890, 35672416, 40131468, 41160480, 44590520, 50164335, 53508624, 61740720, 66885780, 80262936, 89181040, 100328670, 107017248, 123481440, 133771560, 160525872, 178362080, 200657340, 267543120, 321051744, 401314680, 535086240, 802629360, 1605258720]

約数ペア:

[(1, 1605258720), (2, 802629360), (3, 535086240), (4, 401314680), (5, 321051744), (6, 267543120), (8, 200657340), (9, 178362080), (10, 160525872), (12, 133771560), (13, 123481440), (15, 107017248), (16, 100328670), (18, 89181040), (20, 80262936), (24, 66885780), (26, 61740720), (30, 53508624), (32, 50164335), (36, 44590520), (39, 41160480), (40, 40131468), (45, 35672416), (48, 33442890), (52, 30870360), (60, 26754312), (65, 24696288), (72, 22295260), (78, 20580240), (80, 20065734), (90, 17836208), (96, 16721445), (104, 15435180), (117, 13720160), (120, 13377156), (130, 12348144), (144, 11147630), (156, 10290120), (160, 10032867), (180, 8918104), (195, 8232096), (208, 7717590), (234, 6860080), (240, 6688578), (260, 6174072), (288, 5573815), (312, 5145060), (360, 4459052), (390, 4116048), (416, 3858795), (468, 3430040), (480, 3344289), (520, 3087036), (585, 2744032), (624, 2572530), (720, 2229526), (780, 2058024), (936, 1715020), (1040, 1543518), (1170, 1372016), (1248, 1286265), (1440, 1114763), (1560, 1029012), (1872, 857510), (2080, 771759), (2340, 686008), (3120, 514506), (3744, 428755), (4680, 343004), (6240, 257253), (9360, 171502), (18720, 85751)]