421947120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{251159}}^1$

素因数の和:251182

約数の個数: 80

約数和(自身を含む): 1494904320

約数和(自身を除く): 1072957200

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, 251159, 502318, 753477, 1004636, 1255795, 1506954, 1758113, 2009272, 2511590, 3013908, 3516226, 3767385, 4018544, 5023180, 5274339, 6027816, 7032452, 7534770, 8790565, 10046360, 10548678, 12055632, 14064904, 15069540, 17581130, 20092720, 21097356, 26371695, 28129808, 30139080, 35162260, 42194712, 52743390, 60278160, 70324520, 84389424, 105486780, 140649040, 210973560, 421947120]

約数ペア:

[(1, 421947120), (2, 210973560), (3, 140649040), (4, 105486780), (5, 84389424), (6, 70324520), (7, 60278160), (8, 52743390), (10, 42194712), (12, 35162260), (14, 30139080), (15, 28129808), (16, 26371695), (20, 21097356), (21, 20092720), (24, 17581130), (28, 15069540), (30, 14064904), (35, 12055632), (40, 10548678), (42, 10046360), (48, 8790565), (56, 7534770), (60, 7032452), (70, 6027816), (80, 5274339), (84, 5023180), (105, 4018544), (112, 3767385), (120, 3516226), (140, 3013908), (168, 2511590), (210, 2009272), (240, 1758113), (280, 1506954), (336, 1255795), (420, 1004636), (560, 753477), (840, 502318), (1680, 251159)]