28802970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1$

素因数の和:500

約数の個数: 96

約数和(自身を含む): 86486400

約数和(自身を除く): 57683430

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 131, 210, 262, 315, 349, 393, 630, 655, 698, 786, 917, 1047, 1179, 1310, 1745, 1834, 1965, 2094, 2358, 2443, 2751, 3141, 3490, 3930, 4585, 4886, 5235, 5502, 5895, 6282, 7329, 8253, 9170, 10470, 11790, 12215, 13755, 14658, 15705, 16506, 21987, 24430, 27510, 31410, 36645, 41265, 43974, 45719, 73290, 82530, 91438, 109935, 137157, 219870, 228595, 274314, 320033, 411471, 457190, 640066, 685785, 822942, 960099, 1371570, 1600165, 1920198, 2057355, 2880297, 3200330, 4114710, 4800495, 5760594, 9600990, 14401485, 28802970]

約数ペア:

[(1, 28802970), (2, 14401485), (3, 9600990), (5, 5760594), (6, 4800495), (7, 4114710), (9, 3200330), (10, 2880297), (14, 2057355), (15, 1920198), (18, 1600165), (21, 1371570), (30, 960099), (35, 822942), (42, 685785), (45, 640066), (63, 457190), (70, 411471), (90, 320033), (105, 274314), (126, 228595), (131, 219870), (210, 137157), (262, 109935), (315, 91438), (349, 82530), (393, 73290), (630, 45719), (655, 43974), (698, 41265), (786, 36645), (917, 31410), (1047, 27510), (1179, 24430), (1310, 21987), (1745, 16506), (1834, 15705), (1965, 14658), (2094, 13755), (2358, 12215), (2443, 11790), (2751, 10470), (3141, 9170), (3490, 8253), (3930, 7329), (4585, 6282), (4886, 5895), (5235, 5502)]