281530830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{8539}}^1$

素因数の和:8713

約数の個数: 64

約数和(自身を含む): 777208320

約数和(自身を除く): 495677490

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 157, 210, 314, 471, 785, 942, 1099, 1570, 2198, 2355, 3297, 4710, 5495, 6594, 8539, 10990, 16485, 17078, 25617, 32970, 42695, 51234, 59773, 85390, 119546, 128085, 179319, 256170, 298865, 358638, 597730, 896595, 1340623, 1793190, 2681246, 4021869, 6703115, 8043738, 9384361, 13406230, 18768722, 20109345, 28153083, 40218690, 46921805, 56306166, 93843610, 140765415, 281530830]

約数ペア:

[(1, 281530830), (2, 140765415), (3, 93843610), (5, 56306166), (6, 46921805), (7, 40218690), (10, 28153083), (14, 20109345), (15, 18768722), (21, 13406230), (30, 9384361), (35, 8043738), (42, 6703115), (70, 4021869), (105, 2681246), (157, 1793190), (210, 1340623), (314, 896595), (471, 597730), (785, 358638), (942, 298865), (1099, 256170), (1570, 179319), (2198, 128085), (2355, 119546), (3297, 85390), (4710, 59773), (5495, 51234), (6594, 42695), (8539, 32970), (10990, 25617), (16485, 17078)]