845246640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{503123}}^1$

素因数の和:503146

約数の個数: 80

約数和(自身を含む): 2994594048

約数和(自身を除く): 2149347408

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 503123, 1006246, 1509369, 2012492, 2515615, 3018738, 3521861, 4024984, 5031230, 6037476, 7043722, 7546845, 8049968, 10062460, 10565583, 12074952, 14087444, 15093690, 17609305, 20124920, 21131166, 24149904, 28174888, 30187380, 35218610, 40249840, 42262332, 52827915, 56349776, 60374760, 70437220, 84524664, 105655830, 120749520, 140874440, 169049328, 211311660, 281748880, 422623320, 845246640]

約数ペア:

[(1, 845246640), (2, 422623320), (3, 281748880), (4, 211311660), (5, 169049328), (6, 140874440), (7, 120749520), (8, 105655830), (10, 84524664), (12, 70437220), (14, 60374760), (15, 56349776), (16, 52827915), (20, 42262332), (21, 40249840), (24, 35218610), (28, 30187380), (30, 28174888), (35, 24149904), (40, 21131166), (42, 20124920), (48, 17609305), (56, 15093690), (60, 14087444), (70, 12074952), (80, 10565583), (84, 10062460), (105, 8049968), (112, 7546845), (120, 7043722), (140, 6037476), (168, 5031230), (210, 4024984), (240, 3521861), (280, 3018738), (336, 2515615), (420, 2012492), (560, 1509369), (840, 1006246), (1680, 503123)]