389172160

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5503}}^1$

素因数の和:5550

約数の個数: 112

約数和(自身を含む): 1056900096

約数和(自身を除く): 667727936

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 130, 136, 160, 170, 208, 221, 260, 272, 320, 340, 416, 442, 520, 544, 680, 832, 884, 1040, 1088, 1105, 1360, 1768, 2080, 2210, 2720, 3536, 4160, 4420, 5440, 5503, 7072, 8840, 11006, 14144, 17680, 22012, 27515, 35360, 44024, 55030, 70720, 71539, 88048, 93551, 110060, 143078, 176096, 187102, 220120, 286156, 352192, 357695, 374204, 440240, 467755, 572312, 715390, 748408, 880480, 935510, 1144624, 1216163, 1430780, 1496816, 1760960, 1871020, 2289248, 2432326, 2861560, 2993632, 3742040, 4578496, 4864652, 5723120, 5987264, 6080815, 7484080, 9729304, 11446240, 12161630, 14968160, 19458608, 22892480, 24323260, 29936320, 38917216, 48646520, 77834432, 97293040, 194586080, 389172160]

約数ペア:

[(1, 389172160), (2, 194586080), (4, 97293040), (5, 77834432), (8, 48646520), (10, 38917216), (13, 29936320), (16, 24323260), (17, 22892480), (20, 19458608), (26, 14968160), (32, 12161630), (34, 11446240), (40, 9729304), (52, 7484080), (64, 6080815), (65, 5987264), (68, 5723120), (80, 4864652), (85, 4578496), (104, 3742040), (130, 2993632), (136, 2861560), (160, 2432326), (170, 2289248), (208, 1871020), (221, 1760960), (260, 1496816), (272, 1430780), (320, 1216163), (340, 1144624), (416, 935510), (442, 880480), (520, 748408), (544, 715390), (680, 572312), (832, 467755), (884, 440240), (1040, 374204), (1088, 357695), (1105, 352192), (1360, 286156), (1768, 220120), (2080, 187102), (2210, 176096), (2720, 143078), (3536, 110060), (4160, 93551), (4420, 88048), (5440, 71539), (5503, 70720), (7072, 55030), (8840, 44024), (11006, 35360), (14144, 27515), (17680, 22012)]