385161840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{76421}}^1$

素因数の和:76447

約数の個数: 120

約数和(自身を含む): 1478307168

約数和(自身を除く): 1093145328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 76421, 152842, 229263, 305684, 382105, 458526, 534947, 611368, 687789, 764210, 917052, 1069894, 1146315, 1222736, 1375578, 1528420, 1604841, 1834104, 2139788, 2292630, 2674735, 2751156, 3056840, 3209682, 3438945, 3668208, 4279576, 4585260, 4814523, 5349470, 5502312, 6113680, 6419364, 6877890, 8024205, 8559152, 9170520, 9629046, 10698940, 11004624, 12838728, 13755780, 16048410, 18341040, 19258092, 21397880, 24072615, 25677456, 27511560, 32096820, 38516184, 42795760, 48145230, 55023120, 64193640, 77032368, 96290460, 128387280, 192580920, 385161840]

約数ペア:

[(1, 385161840), (2, 192580920), (3, 128387280), (4, 96290460), (5, 77032368), (6, 64193640), (7, 55023120), (8, 48145230), (9, 42795760), (10, 38516184), (12, 32096820), (14, 27511560), (15, 25677456), (16, 24072615), (18, 21397880), (20, 19258092), (21, 18341040), (24, 16048410), (28, 13755780), (30, 12838728), (35, 11004624), (36, 10698940), (40, 9629046), (42, 9170520), (45, 8559152), (48, 8024205), (56, 6877890), (60, 6419364), (63, 6113680), (70, 5502312), (72, 5349470), (80, 4814523), (84, 4585260), (90, 4279576), (105, 3668208), (112, 3438945), (120, 3209682), (126, 3056840), (140, 2751156), (144, 2674735), (168, 2292630), (180, 2139788), (210, 1834104), (240, 1604841), (252, 1528420), (280, 1375578), (315, 1222736), (336, 1146315), (360, 1069894), (420, 917052), (504, 764210), (560, 687789), (630, 611368), (720, 534947), (840, 458526), (1008, 382105), (1260, 305684), (1680, 229263), (2520, 152842), (5040, 76421)]